Celtics F Sullinger pulled from starting lineup for lateness
Stevens made the announcement Wednesday before the game against the Denver Nuggets.
Sullinger also was removed from the starting lineup Sunday because he was late to the arena. He was replaced by Tyler Zeller in a loss against Miami.
The coach says any fine would be decided by Danny Ainge, the team's president of basketball operations
Stevens says it was just the second time in two years that Sullinger's been late.