NBA Power Rankings: Lakers, Bucks battle for top spot; Jimmy Butler leads rising Heat; Celtics getting healthy

There were plenty of changes in this week

2019-20 Midseason Report Cards: Eastern Conference

Attuned to adversity, Jimmy Butler and Heat ready to climb uphill challenge in Finals

Power Rankings, Week 2: Jazz take control of No. 1 spot

NBA Power Rankings: 76ers move into top spot with Celtics, Bucks in top three - NBC Sports

NBA playoffs debate - Predicting potential upsets and new Eastern Conference favorites - ESPN

Power Rankings, Week 25: Celtics vault to No. 1 as season's final week begins

NBA Power Rankings: Bradley Beal deserves better

NBA Power Rankings: Impact of Bucks' Damian Lillard trade

Power Rankings, Week 21: Knicks, Nuggets rise as Bucks stay at top