Sam Hala'ufia, a senior at Mountain View Marana High, repeated as champion in the Division 2 boys discus throw with a personal-best 191-1 (58.24m) in the second round at the Arizona State Championships at Mesa Community College. Hala'ufia, who improved on his previous-best 188-7 (57.48m), prevailed last year with a mark of 160-2 (48.81m).