Collin Murray-Boyles leads Toronto to the Summer League semis while DaRon Holmes II dominates the paint for Denver.

LAS VEGAS — The Celtics lost for the first time in Summer League, falling to the Heat 100-96 on Monday at the Cox Pavilion.

Celtics Celtics rookie Jordan Walsh is showing exactly what you want to see at Summer League Don’t expect Walsh to replace Grant Williams, but early returns are encouraging.

Ware (not injury related) won't play another game in the Las Vegas Summer League, Anthony Chiang of the Miami Herald reports. Following an impressive double-double performance in Monday's win against ...