Rookie Watson’s ‘slow heartbeat’ on display with 1st career walk-off hit

CLEVELAND — Kahlil Watson hasn’t been a big leaguer for too long, but he’s earning a good reputation for how he carries himself on the field. Regardless of the moment, Watson is the same guy. “It’s incredible,” Guardians manager Stephen Vogt said. “Just watch him in the dugout too. Good at-bat, bad at-bat, he looks the exact same. Slow heartbeat. No moment, no scene seems to be too much for him. It’s been really fun to see.” Come out on July 4 and get a Patriotic Cap before Guardians-White Sox! That was on full display on Friday, when Watson hit…