Because of the Cavs' hot start, it took a while for Kenny Atkinson to learn how his team responds to adversity. He knows now.

Kenny Atkinson commends Donovan Mitchell for his inspiring performance, leading the Cavs to a comeback victory over the Celtics.

The Cavaliers found themselves in a familiar position down 14 to the Celtics in the third quarter Sunday, but unlike in last spring's East semis, they did not back down -- thanks largely to the efforts of Donovan Mitchell,

Mitchell scored 11 points in a row down the stretch as the Cavs overcame a 14-point deficit to maintain the NBA's best record.