Kaitlin Sandeno and Maddie Crippen became the first qualifiers for the 2000 Olympic team in the 400 IM, with Sandeno winning in 4:40.91, the third fastest time in the world this year. Sandeno built a strong lead in the fly and back, with Crippen coming on strong in the breast. Crippen finished second in 4:42.81. Cristina Teuscher was third in 4:44.42, and Maggie Bowen was fourth in 4:47.91. Katie Yevak was fifth in 4:49.04, Michala Kwasny sixth in 4:50.04, Keegan Walkley seventh in 4:50.35 and Kristine Quance-Julian eighth in 4:51.98.

Event 2: Men's 400 Free Finals

18-year-old Klete Keller from Phoenix Swim Club came from behind to set a new American record of 3:47.18 in winning the 400 free. He broke the 1988 3:48.06 mark set by Matt Cetlinski. Chad Carvin finished second in 3:47.50, also under the old mark. Keller was third at the 200 behind Carvin and Erik Vendt. By the 300 mark Keller was in second, and with 50 to go he had pulled even with Carvin. The two swam stroke for stroke the last 50 with Keller pulling it out at the end. Robert Margalis was third in 3:50.68, Vendt finished fourth in 3:51.64, Kevin Clements fifth in 3:52.81, Chris Thompson sixth in 3:54.23, Fran Crippen seventh in 3:54.96 and Jon Younghouse eighth in 3:59.64.

Event 3: Women's 100 Fly Semifinals

Jenny Thompson missed Dara Torres' American record, set in the morning, by only .01 to become the top finals qualifier with a 57.59 in the first semifinal heat. Torres took the second heat in 58.07. Going into the finals, Ashley Tappin is third with a 58.84, Misty Hyman is fourth with a 59.15, Karen Campbell fifth with a 59.20, Angel Martino sixth in 59.29, Richelle Fox seventh in 59.79 and Mary Descenza eighth in 1:00.56. Shelly Ripple is the first alternate in 1:00.57. Torres's morning swim of 57.58 had broken Thompson's 1999 mark of 57.88.

Event 4: Men's 100 Breast Semifinals

Ed Moses qualified first for the finals with a 1:00.99, the second-fastest time in the world this year. Pat Calhoun is second in 1:01.47, having won the first semifinal heat .01 ahead of Auburn teammate David Denniston (1:01.48 for third going into finals). Brendan Hansen is fourth going into finals with a 1:01.55, Anthony Robinson is fifth in 1:02.11, Jarrod Marrs sixth in 1:02.46, Mark Gangloff seventh in 1:02.53 and Kyle Salyards eighth in 1:03.10.

Kari Lyderson, a contributing editor to Swimming World, writes for The Washington Post.