UNIONDALE, NY -- Kiernan Hanrahan was wearing a New York Islanders jersey to a New York Islanders home game, and yet it felt like he was walking into enemy territory.
"We were a little concerned coming in," he admitted, standing in the concourse at Nassau Coliseum.
That's because Hanrahan was the rare Islanders fan -- heck, maybe even the only one -- that dared to wear his John Tavares jersey without any desecration or defacement to Thursday night's game, Tavares' first on Long Island as member of the Toronto Maple Leafs. No overwriting the name plate to spell "TRAITOR" or any of the other creative editing thousands of bitter Islanders fans had done that night. He wore his No. 91 John Tavares…