A Mona Shores player is tackled by two Muskegon defenders at Hackley Stadium. Joel Bissell | MLive.comMUSKEGON, MI – The high school football season has reached a critical stretch with conference title races tightening up and playoff hopes beginning to dwindle. Add in the fact that we’ve got annual rivalry matchups between the likes of Muskegon-Mona Shores and Whitehall-Oakridge this week and there should be plenty of intensity on display when local teams hit the gridiron on Friday night.