Minneapolis, Minnesota man sentenced to 40 years for Boom Island Park mass shooting

BOOM ISLAND, Minnesota — A Minneapolis man was sentenced Thursday to 40 years in prison for his role in a deadly mass shooting at Boom Island Park last summer, according to the Hennepin County Attorney's Office.Marquez Hill Turnipseed, 24, pleaded guilty to second-degree murder in May.

He told investigators he went to the park to help fellow gang members in attacking an opposing gang on the evening of June 1, 2025.

The attorney's office said he was given credit for 414 days already served.The complaint states Hill Turnipseed was in a Challenger when someone got out and was chased and shot.

Surveillance footage showed the vehicle leave before returning to Boom Island Park, according to the document.Witnesses reported the Challenger circled the parking lot of Boom Island Park, with the passenger shooting into the crowd multiple times.