The Nationals and Phillies rivalry is official now.  Former National Bryce Harper returned to Washington with the Phillies on Tuesday night and emotions were running high in the stands. 

Those emotions led to at least one fight.  According to a witness, who captured the aftermath of the incident, as four Phillies fans were being kicked out of the game a fight broke out.

The two fans exchanged punches behind the right field stands.  The fight ended when the two fell to the ground and police intervened.

Buckle up.  Fans are already throwing hands and this is just game one of a divisional matchup.  There will be plenty of fights to come.

Bryce Harper going to Philly has brought out the best in Nationals fans.

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