19 – Number of days remaining until the start of the Washington Capitals’ 50th season. But it’s also… …the number of players in NHL history who have scored at least 30 goals against the Caps in their career. The leader of that group (and someone who likely will hold that spot for quite some time) is Mike Bossy, with 55 goals; only he and Mario Lemieux (51) cracked the 50-goal mark…