Miami Heat head coach Erik Spoelstra admitted that his own “horrendous mistake” cost the team in its 123-121 defeat to the Detroit Pistons in the NBA Cup on Tuesday.

Instead, it was a grave mistake by head coach Erik Spoelstra in the dying seconds of the game. Coach Spo called a timeout after the Pistons leveled the game at 121-121. However, the Heat had no timeouts left and it resulted in Spoelstra being slammed with a technical foul as Detroit sealed the game.

What it took on Wednesday was a monster 59-point game from Giannis Antetokounmpo and surviving a wild ending to regulation, allowing the Bucks to win in overtime. Antetokounmpo took on the added scoring load with Damian Lillard still out — especially scoring in the clutch — with his best outing of the season,