Kendrick Perkins and Brian Windhorst join Rachel Nichols on The Jump to react to the news that Danny Ainge is retiring as Boston Celtics president with Brad Stevens replacing him. 0:00 Perk reacts to the news, says Sam Cassell should be next coach. 1:53 Windhorst says that the Celtics have fallen behind and the team has underachieved. 3:23 Windhorst says to keep an eye out for Chauncey Billups to replace Brad Stevens. #NBA #Sports #TheJump ✔️ Subscribe to ESPN+ http://espnplus.com/youtube ✔️ Get the ESPN App: http://www.espn.com/espn/apps/espn ✔️ Subscribe to ESPN on YouTube: http://es.pn/SUBSCRIBEtoYOUTUBE ✔️ Subscribe to NBA on ESPN on YouTube: http://bit.ly/SUBSCRIBEtoNBAonESPN ✔️ Watch ESPN on YouTube TV: http://es.pn/YouTubeTV