Orioles-Red Sox fans asked to stay at stadium after Freddie Gray protest turns violent

WATCH ABOVE: Police in Baltimore arrested at least a dozen protesters after demonstrations there turned violent. Craig Boswell reports from the protests.

BALTIMORE – Fans at the Baltimore Orioles-Boston Red Sox baseball game are being asked to stay inside the stadium after a small group of Freddie Gray protesters became violent.

The protesters blocked an intersection near Oriole Park at Camden Yards for several hours and had a tense standoff with police Saturday night. The protesters were later cleared of the intersection.

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In the middle of the ninth inning, the public address announcer told fans that the mayor and city officials requested no one leave the ballpark because of “ongoing public safety issues.”

Saturday night’s announced attendance was 36,757.

Demonstrators have been angry after Gray, a black man, died in police custody after suffering an unexplained spinal injury. Police are investigating.