Preview capsules for the NBA's conference semifinals: EASTERN CONFERENCE No. 2 BOSTON CELTICS (57-25, 4-2) vs. No. 3 PHILADELPHIA 76ERS (54-28, 4-0) Season series: Celtics, 3-1. Schedule: Monday at…Source: https://wtop.com/sports/2023/04/nba-con ... -capsules/