DETROIT -- Erik Spoelstra blamed himself for a "horrendous mistake" after calling a timeout the Miami Heat didn't have with 1.1 seconds left in overtime Tuesday night, a technical foul that gave the Detroit Pistons the tiebreaking free throw.
Malik Beasley made it and the Pistons went on to beat the Heat 123-121 on the opening night of NBA Cup play.
"I made just a serious mental error there at the end," Spoelstra said. "That's on me. I feel horrible about it."
The Heat had a 121-119 lead after Tyler Herro's basket with 1.