Jacksonville, Florida: A gamer, David Katz, 24, is accused of murdering three people and wounding 11 more before killing himself after he lost a Madden NFL gaming tournament.  Katz is reported to have been a member of the leftist anti-Trump 'Resistance' activist group.  Hollywood leftists are politicizing the shooting and calling for gun grabbing while demonizing the NRA and supporters of the 2nd Amendment of the Constitution. 

Killer David Katz was a member of the anti-Trump "resistance."

He referred to Trump supporters as "Trumptards" on his Reddit page.