The Cleveland Cavaliers suffered a disappointing 112-110 loss to the Toronto Raptors in Game 6 on Friday night. After entering this decisive game in prime position to advance to the next round with a win, the Cavaliers allowed the Raptors to tie the series and force a Game 7 back in Cleveland at Rocket Arena. This game was filled with utter frustration on both ends of the court, with most of Cleveland’s positive plays coming late to claw their way back in after trailing at multiple points in the duel. Where there's frustration, there's room to grow. The Cavaliers will need to look back on this game knowing where they could have done something different , so here are three takeaways from their loss that raise major concerns. Cleveland’s late-game execution falters The Cavaliers continued to fight until the very end in this battle, mounting repeated comebacks in the fourth quarter and showing shades of that familiar Cleveland grit.…