Hawks center Al Horford didn't return for the second half after he was bothered by a sore right calf. He had four points and two rebounds in 14 minutes.
Nowitzki, an 11-time All-Star, could miss the next six weeks with a right knee injury. Kaman, who signed as a free agent in July, is out with a strained right calf muscle.
Carmelo Anthony and Phil Jackson have not discussed the Knicks' coaching search since their exit meetings last month.
The Hornets' Spencer Hawes has a sprained MCL in his right knee, an MRI revealed Thursday, and is likely out for the rest of the first-round series against the Miami Heat.
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