CINCINNATI — Winning on the road is hard in the Big 12 and TCU squandered late opportunities to put Cincinnati away in an 81-77 overtime defeat on Tuesday night. The extra period was just as chaotic at the end of regulation. With the Horned Frogs clinging to a 73-72 lead with 2:38 remaining, Micah Peavy was elbowed near his eye by Bearcats guard John Newman. After the play was reviewed for nearly five minutes, no foul was assessed to Newman. On the Bearcats’ next possession, Viktor Lakhin nailed a corner 3-pointer for a 75-73 Cincinnati lead. Peavy tied the game at the free-throw line with 2:0…