Dallas goes home for Game 6 Friday with a chance to close out the series.
The Phoenix Mercury star spared little detail recounting the horrors of Russian prison.
Al Horford stepped up for Boston in Game 5, and now the real test begins for the Celtics, who will likely be without their starting center for the conference semifinals.
Luka Dončić singlehandedly outscored Paul George, James Harden and Russell Westbrook.