Grant Zebold and Tori Usgaard have a couple of things in common.
They both finished eighth in their respective multi competitions last year at Arcadia, and on Thursday they both sprung out to the lead.
Zebold, a junior from Cathedral Catholic (San Diego), scored 3,365 points to open up a 234 point lead after the first five events of the decathlon at Arcadia High School. That's 229 points ahead of where he was at this point last year.
His biggest gain was in the 400, where he ran 51.02 to lead all 12 competitors. That was a 108-point improvement from 2011, when Zebold ran 53.51. He also posted the best time in the 100 meters, clocking 11.08.
Brendan Weaver of Palos Verdes (Palos Verdes Estates, Calif.) is second with 3,131 points and Keith Messinger of Dana Hills (Dana Point, Calif.) is third with 3,086.
In the girls heptathlon, Usgaard has 2,707 points and a 42-point lead over Alyssa Thompson.
Usgaard, from Dana Hills, staked her lead on first-place peformances in the 100 hurdles (15.17) and high jump (5-5). She is 300 points ahead of where she was after four events last year, the biggest improvement coming from a 151-point bump in the high jump.
Thompson, a junior from Salpointe Catholic (Tucson, Ariz.), closed the day with the fastest 200 meters (25.51).
Shaina Burns, a sophomore from Lakeville South (Lakeville, Minn.) is third with 2,633 points and freshman Lauren McCluskey of Pullman (Pullman, Wash.) is fourth with 2,578.
The multis competition concludes Friday.