Celtics' big man Kristaps Porzingis rotated to help and contest Mitchell at the rim. Porzingis jumped and got his arm up, but ...

This was bad news for Kristaps Porziņģis. Donovan Mitchell put Porziņģis on a poster with a power slam over the 7-2 center ...

Nearly five minutes into the contest, the Cleveland Cavaliers guard attacked the rim after splitting two defenders at the top ...

But he didn't get the win. The Celtics opened up a 35-15 second-quarter lead, then held off a Cavaliers rally for a 112-105 win. With the win, the second-place Celtics (36-15) moved to 4.5 games ...

This was bad news for Kristaps Porziņģis. Donovan Mitchell put Porziņģis on a poster with a power slam over the 7-2 center ...

Ever since he won the Slam Dunk Contest during his rookie season, Donovan Mitchell has established himself as one of the ...

Mitchell had nine of Cleveland's first 13 points. Donovan Mitchell fires up Cavs, Cleveland crowd with poster dunk over ...

Boston Celtics center Kristaps Porzingis awaited to challenge him at the rim, but Mitchell put him on a poster instead. Mitchell elevated for a tomahawk slam over the 7-foot-2 center, sending the ...

Donovan Mitchell put Porziņģis on a poster with a power slam over the 7-2 center early Tuesday to ignite the Cleveland home crowd in a matchup against the Boston Celtics. With the game tied at 4 ...