Patrick Gretsch (HTC-Highroad), wygrał prolog wyścigu USA Pro Cycling Challenge. 55. czas, wykręcił Sylwester Szmyd (Liquigas-Cannondale).
Zawodnicy rywalizowali na 8,3 kilometrowej trasie w Colorado Springs. Najlepiej z tym dystansem, poradził sobie młody Niemiec, Patrick Gretsch ustanawiając czas 8:28.
Dwie sekundy, stracił do niego Christian Vande Velde (Team Garmin-Cervelo). Na trzeciej pozycji, ze stratą 4 sekund znalazł się Brent Bookwalter (BMC Racing Team).
Dobrze pojechał jeden z faworytów wyścigu, Cadel Evans (BMC Racing Team), który do zwycięzcy miał tylko 8 sekund.
Sylwester Szmyd, ze stratą 35 s, uplasował się na 55. pozycji.
Wyniki:
| 1 | Patrick Gretsch (Ger) HTC-Highroad | 0:08:28 | |
| 2 | Christian Vande Velde (USA) Team Garmin-Cervelo | 0:00:02 | |
| 3 | Brent Bookwalter (USA) BMC Racing Team | 0:00:04 | |
| 4 | Robert Förster (Ger) UnitedHealthcare Pro Cycling | 0:00:05 | |
| 5 | Jens Voigt (Ger) Leopard Trek | 0:00:07 | |
| 6 | George Hincapie (USA) BMC Racing Team | ||
| 7 | Levi Leipheimer (USA) Team RadioShack | 0:00:08 | |
| 8 | Tejay Van Garderen (USA) HTC-Highroad | ||
| 9 | Cadel Evans (Aus) BMC Racing Team | ||
| 10 | Ryan Roth (Can) Team Spidertech Powered By C10 | 0:00:10 | |
| 11 | Danny Pate (USA) HTC-Highroad | 0:00:11 | |
| 12 | Jeffry Louder (USA) BMC Racing Team | ||
| 13 | Carlos Eduardo Alzate Escobar (Col) Team Exergy | 0:00:13 | |
| 14 | Adrian Hegyvary (USA) UnitedHealthcare Pro Cycling | 0:00:14 | |
| 15 | Rory Sutherland (Aus) UnitedHealthcare Pro Cycling | 0:00:15 | |
| 16 | David Zabriskie (USA) Team Garmin-Cervelo | ||
| 17 | Benjamin King (USA) Team RadioShack | 0:00:16 | |
| 18 | Stef Clement (Ned) Rabobank Cycling Team | ||
| 19 | Francois Parisien (Can) Team Spidertech Powered By C10 | 0:00:17 | |
| 20 | Thomas Danielson (USA) Team Garmin-Cervelo | ||
| 21 | Robert Gesink (Ned) Rabobank Cycling Team | 0:00:18 | |
| 22 | Ben Hermans (Bel) Team RadioShack | 0:00:20 | |
| 23 | Scott Zwizanski (USA) UnitedHealthcare Pro Cycling | ||
| 24 | Gustav Larsson (Swe) Saxo Bank Sungard | 0:00:21 | |
| 25 | Daniel Summerhill (USA) Team Garmin-Cervelo | ||
| 26 | Ivan Rovny (Rus) Team RadioShack | 0:00:22 | |
| 27 | Peter Stetina (USA) Team Garmin-Cervelo | ||
| 28 | Jay Robert Thomson (RSA) Bissell Cycling | 0:00:23 | |
| 29 | Ryder Hesjedal (Can) Team Garmin-Cervelo | ||
| 30 | Jonathan Clarke (Aus) UnitedHealthcare Pro Cycling | 0:00:24 | |
| 31 | Frank Kevin Pipp (USA) Bissell Cycling | 0:00:26 | |
| 32 | Daniel Oss (Ita) Liquigas-Cannondale | ||
| 33 | David Boily (Can) Team Spidertech Powered By C10 | ||
| 34 | Rob Britton (Can) Bissell Cycling | ||
| 35 | Andrew Randell (Can) Team Spidertech Powered By C10 | 0:00:27 | |
| 36 | Carlos Alberto Ospina Hernandes (Col) Gobernacion De Antioquia – Indeportes Antioquia | 0:00:28 | |
| 37 | Lachlan Norris (Aus) HTC-Highroad | 0:00:29 | |
| 38 | Hayden Roulston (NZl) HTC-Highroad | 0:00:30 | |
| 39 | Michael Mørkøv (Den) Saxo Bank Sungard | 0:00:31 | |
| 40 | Bradley White (USA) UnitedHealthcare Pro Cycling | ||
| 41 | Sander Oostlander (Ned) Skil – Shimano | 0:00:32 | |
| 42 | Oscar Sevilla Ribera (Spa) Gobernacion De Antioquia – Indeportes Antioquia | ||
| 43 | Jeremy Vennell (NZl) Bissell Cycling | ||
| 44 | Giovanni Manuel Baez Alvarez (Col) EPM – UNE | 0:00:33 | |
| 45 | Stefan Denifl (Aut) Leopard Trek | ||
| 46 | Juan Pablo Suarez Suarez (Col) EPM – UNE | ||
| 47 | Chris Barton (USA) BMC Racing Team | ||
| 48 | Martin Mortensen (Den) Leopard Trek | ||
| 49 | Edward King (USA) Liquigas-Cannondale | ||
| 50 | Vladimir Efimkin (Rus) Team Type 1 – Sanofi | 0:00:34 | |
| 51 | Dmitriy Muravyev (Kaz) Team RadioShack | ||
| 52 | William Dickeson (Aus) Jelly Belly p/b Kenda | 0:00:35 | |
| 53 | Nic Hamilton (Can) Jelly Belly p/b Kenda | ||
| 54 | Davide Cimolai (Ita) Liquigas-Cannondale | ||
| 55 | Sylvester Szmyd (Pol) Liquigas-Cannondale | 0:00:36 | |
| 56 | Fred Rodriguez (USA) Team Exergy | ||
| 57 | Andy Schleck (Lux) Leopard Trek | ||
| 58 | Ben Jacques-Maynes (USA) Bissell Cycling | 0:00:37 | |
| 59 | Philip Deignan (Irl) Team RadioShack | ||
| 60 | Fränk Schleck (Lux) Leopard Trek | ||
| 61 | Elia Viviani (Ita) Liquigas-Cannondale | ||
| 62 | Peter Velits (Svk) HTC-Highroad | 0:00:38 | |
| 63 | George Bennett (NZl) Team RadioShack | ||
| 64 | Bernard Van Ulden (USA) Jelly Belly p/b Kenda | ||
| 65 | Sam Johnson (USA) Team Exergy | ||
| 66 | Timothy Duggan (USA) Liquigas-Cannondale | ||
| 67 | Daniel Lloyd (GBr) Team Garmin-Cervelo | ||
| 68 | Daniel Navarro Garcia (Spa) Saxo Bank Sungard | 0:00:39 | |
| 69 | Alastair Loutit (Aus) Jelly Belly p/b Kenda | ||
| 70 | Rafael Infantino Abreu (Col) EPM – UNE | 0:00:40 | |
| 71 | Christopher Baldwin (USA) Bissell Cycling | 0:00:41 | |
| 72 | Javier Megias Leal (Spa) Team Type 1 – Sanofi | ||
| 73 | Jonathan Patrick McCarty (USA) Team Spidertech Powered By C10 | ||
| 74 | Jason McCartney (USA) Team RadioShack | ||
| 75 | Paul Mach (USA) Bissell Cycling | 0:00:42 | |
| 76 | Matt Cooke (USA) Team Exergy | ||
| 77 | Davide Frattini (Ita) UnitedHealthcare Pro Cycling | ||
| 78 | Laurent Didier (Lux) Saxo Bank Sungard | 0:00:43 | |
| 79 | Bruno Langlois (Can) Team Spidertech Powered By C10 | ||
| 80 | Thomas Peterson (USA) Team Garmin-Cervelo | 0:00:44 | |
| 81 | Valeriy Kobzarenko (Ukr) Team Type 1 – Sanofi | ||
| 82 | Alex Hagman (USA) Jelly Belly p/b Kenda | ||
| 83 | Andrès Miguel Diaz Corrales (Col) Team Exergy | 0:00:45 | |
| 84 | Sergio Luis Henao Montoya (Col) Gobernacion De Antioquia – Indeportes Antioquia | ||
| 85 | Brian Vandborg (Den) Saxo Bank Sungard | 0:00:47 | |
| 86 | Christopher Jones (USA) UnitedHealthcare Pro Cycling | ||
| 87 | Anders Lund (Den) Leopard Trek | 0:00:48 | |
| 88 | Carlos Fernando Piamonte Rodriguez (Col) EPM – UNE | 0:00:49 | |
| 89 | Jeremy Powers (USA) Jelly Belly p/b Kenda | ||
| 90 | Kai Applequist (USA) Team Exergy | 0:00:50 | |
| 91 | Craig Lewis (USA) HTC-Highroad | ||
| 92 | André Steensen (Den) Saxo Bank Sungard | 0:00:51 | |
| 93 | Caleb Fairly (USA) HTC-Highroad | ||
| 94 | Javier Alexis Acevedo Colle (Col) Gobernacion De Antioquia – Indeportes Antioquia | ||
| 95 | Laurens Ten Dam (Ned) Rabobank Cycling Team | 0:00:52 | |
| 96 | Thimothy Roe (Aus) BMC Racing Team | ||
| 97 | Ivan Basso (Ita) Liquigas-Cannondale | ||
| 98 | Juraj Sagan (Svk) Liquigas-Cannondale | ||
| 99 | Lucas Euser (USA) Team Spidertech Powered By C10 | 0:00:53 | |
| 100 | Bruno Pires (Por) Leopard Trek | 0:00:54 | |
| 101 | Jaime Alberto Castaneda Ortega (Col) EPM – UNE | ||
| 102 | Alexander Efimkin (Rus) Team Type 1 – Sanofi | 0:00:55 | |
| 103 | Chris Butler (USA) BMC Racing Team | ||
| 104 | William Dugan (USA) Team Type 1 – Sanofi | 0:00:56 | |
| 105 | Ken Hanson (USA) Jelly Belly p/b Kenda | ||
| 106 | Tobias Ludvigsson (Swe) Skil – Shimano | 0:00:57 | |
| 107 | Eduard Alexander Beltran Suarez (Col) EPM – UNE | 0:00:58 | |
| 108 | Fabio Calabria (Aus) Team Type 1 – Sanofi | ||
| 109 | Andrew Dahlheim (USA) Bissell Cycling | 0:00:59 | |
| 110 | Edward Stiver Ortiz Caro (Col) EPM – UNE | ||
| 111 | Flavio De Luna (Mex) Team Spidertech Powered By C10 | ||
| 112 | Kenny Robert Van Hummel (Ned) Skil – Shimano | 0:01:01 | |
| 113 | Sergio Hernandez (USA) Jelly Belly p/b Kenda | ||
| 114 | Oscar Alvarez (Col) Gobernacion De Antioquia – Indeportes Antioquia | ||
| 115 | Vladimir Efimkin (Rus) Team Type 1 – Sanofi | ||
| 116 | Grischa Niermann (Ger) Rabobank Cycling Team | ||
| 117 | Rafael Montiel (Col) Gobernacion De Antioquia – Indeportes Antioquia | 0:01:02 | |
| 118 | Sebastien Salas (Can) Team Exergy | 0:01:03 | |
| 119 | Chad Beyer (USA) BMC Racing Team | 0:01:04 | |
| 120 | Thierry Hupond (Fra) Skil – Shimano | 0:01:08 | |
| 121 | Pieter Weening (Ned) Rabobank Cycling Team | 0:01:10 | |
| 122 | Philipp Ries (Ger) Skil – Shimano | 0:01:13 | |
| 123 | Erik Slack (USA) Team Exergy | 0:01:14 | |
| 124 | Walter Fernando Pedraza Morales (Col) EPM – UNE | 0:01:15 | |
| 125 | Dennis Van Winden (Ned) Rabobank Cycling Team | 0:01:19 | |
| 126 | Alejandro Ramirez Calderon (Col) Gobernacion De Antioquia – Indeportes Antioquia | ||
| 127 | Daniele Callegarin (Ita) Team Type 1 – Sanofi | 0:01:20 | |
| 128 | Cristhian Montoya Giraldo (Col) Gobernacion De Antioquia – Indeportes Antioquia | 0:01:24 | |
| 129 | Martin Reimer (Ger) Skil – Shimano | 0:01:28 | |
| 130 | Thomas Bonnin (Fra) Skil – Shimano |
