Images of Aleksander Barkov hoisting the Stanley Cup are scattered all over the Florida Panthers’ team facility. Now, the Panthers face perhaps the ultimate challenge: Doing it again — without Barkov. “There’s no easy games in this league and then losing Barkov makes it that much harder,” defenseman Aaron Ekblad said. “This is true in a number of players: they’re not 22 anymore, but they’re still trying to get better,” Panthers coach Paul Maurice said. Looking down the road at winning the Stanley Cup is the last thing you want to do right now.