The Boston Celtics are preparing for the upcoming season, welcoming several new players following significant roster changes made this offseason. Star guard Jaylen Brown joined a livestream Saturday and shared his thoughts on how this year’s Celtics team is entering a new chapter. “Half the team is gone,” Brown said, via Noa Dalzell. Story continues below advertisementThe Celtics will need to rely on new players this season, including guard Anfernee Simons, whom they acquired from the Portland Trail Blazers in the trade package for Holiday. The first preseason game is set for Oct. 8, when many fans will get their first sneak peek at the new era of Celtics basketball.