Orlando Shooter Omar Mateen Searched Facebook During Attack to See If It Was Trending, Senator Claims

Omar Mateen, the gunman who carried out the Pulse nightclub shooting on June 12, checked Facebook during the attack to see if it was trending, claims a letter from Republican Senator Ron Johnson of Wisconsin, chairman of the Senate Homeland Security Committee, to Mark Zuckerberg. Acco…This article originally appeared on Orlando Shooter Omar Mateen(…)