NBA Power Rankings: Tatum, Brown lead surging Celtics to 9-game win streak

Rookie Wire took a look at the NBA through games played on Sunday and ranked each team from worst to first.

The top teams in the NBA continue to perform at a high level: Several contenders in each conference have turned in great runs of late.

The Memphis Grizzlies and Denver Nuggets each saw their lengthy winning streaks snapped over the weekend. Meanwhile, the Boston Celtics pushed their win streak to nine games after defeating the Toronto Raptors on the road.

Elsewhere, other teams positioned down the standings look to be turning things around behind some impressive runs of their own. It has created some competitive playoff races in each conference as teams look to hang around ahead of the trade deadline next month.

To make further sense of it all, Rookie Wire took a look at the NBA and ranked each team from worst to first. We come back each week and provide our latest assessment of the best teams and those that are rising.