Castle went to the locker room during the second quarter of Sunday's Game 4 of the Western Conference first-round series against the Trail Blazers due to a hand injury, Michael C. Wright of ESPN.com reports.
Analysis:
Castle appeared to injure his left hand while playing defense against Deni Avdija, and the former has gone to the locker room to get X-rays, per Jared Weiss of The Athletic. Keldon Johnson and Dylan Harper are both in line for bigger roles for as long as Castle is out of the game.