Three men's javelin throwers set the tone with qualifying marks while Alaka and Williams lead the sprinters.
Kayla Stueckle and Gianna Woodruff start the day with big PRs in the 400m hurdles.
Texas will provide live streaming coverage of all three days of the Prelims.
Athletes must qualify through the two regional sites to make the final NCAA stop at Eugene.
Freshman Chris Williams took second in the pole vault while also making the hurdles final.
2012 (Cross Country): Ran once unattached in the fall, placing 50th overall at the Sundodger Invitational.
2012: Ran the fastest time on the squad in the half-mile in his first season, posting a 1:51.41 at the UW-WSU Dual meet to finish second ... that was his breakout race, but he was banged up down the stretch and ran just once more ... went 1:54.87 in the 800m at the Mt. SAC Relays ... ran on the 4x400m relay at the UW-WSU Dual (3:16.53) and at the Pepsi Team Invitational (3:15.39) ... one open 400-meters, clocking 50.70 seconds at the Beach Invite ... indoors, ran three times, including a pair of relay races and an 800m time of 1:54.25 at the UW Invitational.
High School and Personal: One of the top mid-distance runners in the country, he capped his prep career with a second-place finish in the 800m at the 2011 U.S. Junior Championships, running a PR in the final of 1:50.05 ... that qualified him for Team USA which competed at the 2011 Junior Pan-Am Championships ... as a senior he was the Washington 4A runner-up at state, clocking 1:50.26 in the final, and also took fourth in the 400-meter final ... ran a 400m PR of 48.71 in the 2011 state meet prelims ... won the 4A state title at 800-meters as a sophomore in 2009, running 1:52.57 in the finals ... also took second in the 400-meter final in 2009, clocking 49.04 seconds ... placed eighth in the 800-meter finals at state as a junior, after suffering a pulled hamstring in the prelims ... ran on 4x400m relay that made it to state in every one of his four seasons, including a second-place finish in 2011 as a senior ... had a great final cross country season, especially for a mid-distance runner, as he took 21st at the 4A state cross country championships in 2010 ... was 68th at cross country state as a junior in 2009 ... competed at the 2011 Brooks PR Invite at the Dempsey, placing ninth in the 800-meters.
2011 USA Jr. Champs - 2nd, 800m
2011 Jr. Pan-Am Champs - 14th, 800m
2012 USA Jr. Champs - 9th, 800m
Collegiate Best Marks
800m.......1:51.41 / 1:54.25i