Thursday May 6, 2010 Princeton HS (IN): Blair Hrovat accepted the head coaching job at Princeton HS. Walla Walla HS (WA): Matt Hamblin is the new head coach at Walla Walla HS. Marquette HS (WI): Jeff Mazurczak has accepted the head coaching job at Marquette HS. Ashbrook HS (NC): Former East Mecklenburg head coach Greg Hill is the new head coach at Ashbrook HS. Triton HS: Kevin Dodier will not return as head coach at Triton HS. Serra HS (San Mateo, CA): Dean Ayoob is the new AD at Serra HS. Northeast HS (IA): Ryan Unruh has accepted the head coaching job at Northeast HS. Scarborough HS: Gary Groves is stepping down as AD.