Panthers rip Isles again despite injury to Aleksander Barkov

An injury to star center Aleksander Barkov -- and the uncertainty of its severity -- hung over the host Florida Panthers as they routed the New York Islanders 6-1 on Tuesday night in Sunrise, Fla.

Just under two minutes into the second period, New York's Scott Mayfield was penalized for a knee-on-knee hit on the left leg of Barkov, Florida's captain. Barkov did not return, and Mayfield was ejected.

Barkov, who had an as