Veronica Campbell (centre) winning the women's 200 metres final on the last day of the Puma/Supreme Ventures National Senior and Junior Championships at the National Stadium on Sunday. Campbell won in 22.39 seconds ahead of Kerron Stewart (not in photograph) 22.51. Peta Gaye Dowdie (right) was fifth in 23.08 and Nadine Palmer (left) seventh in 23.32. - Ricardo Makyn

Tyson Gay, the fastest man in the world this year over both 100 metres and 200 metres, heads the provisional United States team for the August 25-September 2 IAAF World Championships.

Gay clocked 10.84 and 19.62 to win the sprint double. His 19.62 is the second fastest time ever behind the world record 19.32 held by fellow American Michael Johnson.

The squad was selected based on performances at last weekend's United States National Championships held in Indianapolis. The final selections, including relay teams, will be announced in August. Note: a-Automatic qualifier as defending world champion, x-Have not met "A" qualifying standard.

MEN

100 - Tyson Gay, Trindon Holliday, Walter Dix.

200 - Tyson Gay, Wallace Spearmon, Rodney Martin.

400 - Jeremy Wariner-a, Angelo Taylor, LaShawn Merritt, Lionel Larry.

800 - Khadevis Robinson, Nick Symmonds, Duane Solomon-x.

1500 - Alan Webb, Leonel Manzano, Bernard Lagat.

3000 steeplechase - Josh McAdams, Thomas Brooks-x, Aaron Aguayo-x.

5000 - Bernard Lagat, Matt Tegenkamp, Adam Goucher.

10,000 - Abdi Abdirahman, Galen Rupp, Dathan Ritzenhein.

Marathon - Mbarak Hussein, Simon Sawe, Fernando Cabada, Mike Morgan, Kyle O'Brien.

110 hurdles - Terrence Trammell, Dominique Arnold, David Oliver

400 hurdles - Bershawn Jackson-a, James Carter, Kerron Clement, Derrick Williams.

High jump - Jim Dilling, Jamie Nieto-x, Adam Shunk-x.

Pole vault - Brad Walker, Jeff Hartwig, Jacob Pauli.

Long jump - Dwight Phillips-a, Miguel Pate, Trevell Quinley, Walter Davis.

Triple jump - Aarik Wilson, Lawrence Willis-x, Kenta Bell, Walter Davis-a.

Shot put - Reese Hoffa, Dan Taylor, Adam Nelson-a, Noah Bryant.

Discus - Michael Robertson-x, Ian Waltz, Jared Rome.

Hammer - A.G. Kruger, Kibwe Johnson-x, Thomas Freeman-x.

Javelin - Breaux Greer, Mike Hazle-x, Justin St. Clair-x.

Decathlon - Bryan Clay-a, Tom Pappas, Paul Terek, Robert Arnold.

20km walk - Kevin Eastler, Tim Seaman-x, Matthew Boyles-x.

WOMEN

100 - Torri Edwards, Lauryn Williams-a, Carmelita Jeter, Allyson Felix.

200 - Allyson Felix-a, Sanya Richards, Torri Edwards, LaShauntea Moore.

400 - DeeDee Trotter, Natasha Hastings, Mary Wineberg.

800 - Alysia Johnson, Hazel Clark, Alice Schmidt.

1500 - Treniere Clement, Christin Wurth, Erin Donohue-x.

3000 steeplechase - Jennifer Barringer, Anna Willard, Lindsey Anderson.

5000 - Shalane Flanagan, Jennifer Rhines, Michelle Sikes-x.

10,000 - Deena Kastor-x, Kara Goucher, Katie McGregor.

Marathon - Mary Akor, Zoila Gomez, Ann Alyanak, Kristin Price, Samia Akbar.

100 hurdles - Ginnie Powell, Michelle Perry-a, Lolo Jones, Nichole Denby.

400 hurdles - Tiffany Williams, Sheena Johnson, Nicole Leach.

High jump - Amy Acuff, Sharon Day-x, Destinee Hooker.

Pole vault - Jenn Stuczynski, Niki McEwen, Lacy Janson

Long jump - Tianna Madison-a, Grace Upshaw, Brittany Reese, Rose Richmond.

Triple jump - Shani Marks-x, Yvette Lewis-x, Erica McLain-x.

Shot put - Kristin Heaston, Jillian Camarena, Sarah Stevens.

Discus - Suzy Powell, Rebecca Breisch, Summer Pierson-x.

Hammer - Brittany Riley, Kristal Yush-x, Jessica Cosby, Erin Gilreath, Amber Campbell.

Javelin - Dana Pounds-x, Kim Kreiner, Anna Raynor-x.

Heptathlon - Hyleas Fountain, Diana Pickler, Virginia Johnson.

20km walk - Teresa Vaill-x, Jolene Moore-x, Sam Cohen-x.