DALLAS -- Rookie center Dereck Lively II is listed as doubtful for Tuesday's Game 4 due to his sprained neck, but the Mavericks could have another key reserve big man return as they attempt to complete a sweep of the Minnesota Timberwolves in the Western Conference finals.
Power forward/center Maxi Kleber, who has been sidelined since suffering a separation of the AC joint in his right shoulder during Dallas' first-round closeout win over the LA Clippers, has been upgraded to questionable.
Superstar guard Luka Doncic is listed as questionable due to his right knee sprain and left ankle soreness.