At the Trump Rally in Butler, Pennsylvania last Saturday, a sniper took aim at President Trump, wounding him, killing retired firefighter Corey Comperatore, and seriously wounding two others MAGA patriots. The building that the sniper was on, part of a complex that also included other snipers working for federal authorities who have not yet been disclosed, is owned by a company called “American Glass Research.” The building is at 615 Whitestown Road in Butler, Pennsylvania. The location is currently being guarded by the Pennsylvania State Police, and as of Tuesday they had FBI Agents still on the ground. Which is...