•Today: High school football, Cathedral, Ind., vs. Carmel, Ind., 11 a.m., ESPN Consider this a practice run for next Saturday. Buy the snacks. Stock the fridge. Power the remote. Make sure it's all systems go for the start of college football.
•Sunday: Olympics closing ceremonies, 6 p.m., NBC Say goodbye to these Olympics. •Saturday: Oklahoma State at Washington State, 2:30 p.m., Fox Sports Net; Chattanooga at Oklahoma, 7 p.m. Say hello to the college football season.