Malarchuk is a retired Canadian professional ice hockey goaltender who played in the National Hockey League from 1981 to 1992. He is perhaps best known for sustaining a life-threatening injury during a 1989 game, when two players collided in front of his goal, and one of the players’ skate blades slashed Malarchuk’s internal carotid artery. Remarkably, Malarchuk was able to skate off the ice despite bleeding heavily. He survived because his team’s athletic trainer, a former army medic, did what? Discuss