Before the Golden State Warriors returned to the practice floor Monday following an extended break to grieve, they gathered to watch a tribute a world away in Serbia, where two teams in Belgrade celebrated beloved former coach and player Dejan Milojević. The Warriors assistant coach died last Wednesday in Salt Lake City at age 46 after suffering a heart attack at a team dinner a night earlier. “It’s a pretty terrible thing to witness," an emotional coach Steve Kerr said at Chase Center.