George Steinbrenner – the legendary owner of the New York Yankees – has died, RadarOnline.com has learned.

Steinbrenner died at about 6:30 a.m. ET Tuesday after suffering a massive heart attack in Tampa, Florida.

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Steinbrenner turned 80 on July 4th.

During Steinbrenner’s ownership, the Yankees have won 11 pennants and seven World Series.

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