NBA Power Rankings: Cavaliers claim top spot; Lakers, Warriors are lurking

Who's soaring (Celtics, Pistons) and sinking (Clippers, Spurs) since the All-Star festivities?

NBA Power Rankings: Cavaliers claim top spot; Lakers, Warriors are lurking
Who's soaring (Celtics, Pistons) and sinking (Clippers, Spurs) since the All-Star festivities?