Both the Bruins and Celtics play today at 7 p.m. The Bruins face the Penguins, while the Celtics (playing at TD Garden) meet the Thunder.
The Red Sox begin a two-game series against the Mets this evening at 7:10 p.m.
And the UEFA Champions League semifinals start this afternoon at 3 p.m., with Real Madrid hosting Chelsea in the first of a two leg matchup. Manchester City face PSG in the second semifinal opening leg on Wednesday.
The Patriots and the possibility of trading up: With the NFL draft set to get underway on Thursday at 8 p.