Leonard said he plans to play in the Tokyo Olympics "if I feel up to it and feel ready to go around that time."
Luka scored 21 points and had 16 rebounds the same day he had his No. 55 jersey retired.
Griffin agreed to a contract buyout with the Pistons on Friday.
Joan Laporta oversaw Barcelona from 2003-10 and steps back into the role at a pivotal point in the club's history.
Ramirez and Reyes are isolating in Arizona as Cleveland waits for them to be cleared for play.
Houston appears to be ready for some serious March madness after Sunday's game-winner.