Palo Alto, California - Leading results at the 2011 ConocoPhillips National Championships on Tuesday and Wedenesday.

The event will serve as the selection meet for the 2011 Pan American Games, October 15-22 in Guadalajara, Mexico, and the 2011 FINA World Junior Championships, August 16-21 in Lima, Peru.

WOMEN

100 BUTTERFLY
1. Dana Vollmer, California Aquatics, 57.26
2. Claire Donahue, Western Kentucky, 58.05
3. Elaine Breeden, Stanford 58.60

200 INDIVIDUAL MEDLEY
1. Elizabeth Beisel, Bluefish Swim Club, 2:10.75
2. Katie Hoff, FAST Swim Team-C, 2:11.26
3. Madeline Dirado, Stanford, 2:11.92

400 FREESTYLE
1. Ashley Steenvoorden, Minnesota Aquatics, 4:07.63
2. Chloe Sutton, Mission Viejo Nadadores, 4:08.52
3. Elizabeth Beisel, Bluefish Swim Club, 4:09.25

200 FREESTYLE
1. Allison Schmitt, North Baltimore Aquatic Club 1:57.94
2. Catherine Breed, Pleasanton Seahawks, 1:58.86
3. Alyssa Anderson, Tucson Ford Dealers Aquatics, 1:59.31

4X100 FREESTYLE
1. Stanford Swimming-PC 'A' 3:40.31
2. Athens Bulldog S-GA 'A' 3:41.80
3. Tucson Ford Deal-AZ 'A' 3:42.59

MEN

400 FREESTYLE
1. Matthew McLean, Snow Swimming-PV, 3:47.33
2. Michael Klueh, FAST Swim Team-C, 3:48.48
3. Charles Houchin, Una SCAL-CA, 3:48.84

100 BREASTSTROKE
1. Brendan Hansen, Longhorn Aquatics, 1:00.08
2. Kevin Swander, SwimMAC Carolina, 1:00.59
3. Marcus Titus, Tucson Ford Dealers Aquatics, 1:00.82

400 INDIVIDUAL MEDLEY
1. Robert Margalis, FAST Swim Team-C, 4:15.62
2. Conor Dwyer, Lake Forest-IL, 4:15.97
3. William Harris, Una TROJ-CA, 4:18.48

4X100 FREESTYLE
1. SwimMAC Carolina-NC 'A' 3:18.55
2. Stanford Swimming-PC 'A' 3:19.60
3. Tucson Ford Dealers-AZ 'A' 3:19.73

200 FREESTYLE
1. Peter Vanderkaay, Oakland Live Y'ers, 1:46.45
2. Matthew McLean, Snow Swimming-PV, 1:47.77
3. Richard Berens, Una TROJ-CA, 1:48.32

100 BACKSTROKE
1. Matthew Grevers, Tucson Ford Dealers Aquatics, 53.14
2. Nick Thoman, SwimMAC Carolina, 53.57
3. Ryan Lochte, Daytona Beach Swimming, 53.79

200 BUTTERFLY
1. Robert Bollier, Stanford Swimming, 1:56.64
2. Daniel Madwed, Club Wolverine-M, 1:56.71
3. Davis Tarwater, SwimMAC Carolina, 1:56.78