Ranking potential Erik Karlsson trade destinations

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What could the Penguins do with their star defenseman?

Most of the major dominoes have fallen now a week into the NHL’s free agency period. There’s still a chance Buffalo may yet trade Bowen Byram, but otherwise the biggest free agents are off the board, which leads many to expect the trade market will be heating up as the summer drags along. As usual in the recent past, three of the top targets are with the Penguins.

Friedman...