You be the judge: LeBron's first quarter swat of Celtics' Isaiah Thomas

LeBron James brought the house down at Quicken Loans Arena early on in the Game 1 action with a nasty block of Celtics guard Isaiah Thomas.

LeBron James protects the rim with authority! #NBAonABC #NBARapidReplay http://t.co/ub8NaVGTz5
— NBA (@NBA) April 19, 2015

But was it clean? Some thought the play was a goaltend.

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James finished with 20 points, six rebounds and seven assists in the Cavs' 113-100 victory.