April 17, 2023 1:16 pm Al Horford talks admiration for runners in Boston Marathon Al Horford discusses “special day” in Boston on Marathon Monday and waking up to watch the start with his son. Celtics Videos 0:51 Jayson Tatum: ‘Lazy to say teams can out-tough us' 3:20 EXCLUSIVE: Sam Hauser on closing out Heat in Game 5 at home 2:58 Highlights from Mike Gorman's final game as Celtics broadcaster 3:41 HIGHLIGHTS: Celtics breeze past Heat, advance to Conference Semifinals 1:08 EXCLUSIVE: Jaylen Brown reacts to series win over the Heat