Getty PORTLAND, OREGON - APRIL 12: AJ Dybantsa #7 of Team USA looks on during the 2025 Nike Hoop Summit at Moda Center on April 12, 2025 in Portland, Oregon. (Photo by Soobum Im/Getty Images) The Boston Celtics are working through an offseason that arrived earlier than expected. Boston won 56 games in the regular season, got Jayson Tatum back from a ruptured Achilles, and put themselves in position to reach the second round. Then a 3-1 series lead against the Philadelphia 76ers disappeared.