The first puck drop of the 2019 NHL season for the Florida Panthers and Tampa Bay Lightning is this evening at 7 p.m. in Tampa Bay at Amalie Arena. The will have its focus on these three story lines on and off the ice in the opener. Changing of the Guard Both Florida clubs were busy in the offseason, in free agency and in the front office alike. The Panthers have a new coach in Joel Quenneville who will make his debut in the season opener against the Lightning. Quennville, formerly of the Chicago Blackhawks was brought into the fold …