Sandy Alcantara (2-1, 3.97 ERA) will open a three-game series with the Red Sox on Tuesday at Marlins Park. First pitch is set for 6:40 p.m. ET, live on MLB.TV. Boston counters with right-hander Tanner Houck, who will make his Major League debut. Alcantara induces his share of ground balls with his sinker, which averages 96.3 mph. He also has a 48 percent whiff rate on his changeup.