RENO - With a few exceptions, it was business as usual for the Carson High wrestling team at the opening day of the Division I tournament at Reno High.The Senators have seven wrestlers - Sammy Mercado (103), Kyle Sharp (120), Cole McCarthy (132), Nick Lani (138), Colby Brown (160), Jordan Luhrs (170) and Brady Rivera (182) - in the semifinals which start at 10 a.m. today.Caden Lehman (106), Dominic Kinder (126), Alex Cunningham (145) and Brady O'Keefe (145) all lost once Friday and are in consolation action. The only wrestlers eliminated Friday were Skylar Schilling (152), Garrett McDermott (132) and …