Democrat Rep, Ruben Gallego (AR-07) tore into Trump last night on twitter for exploiting the Parkland massacre. Gallego, a former Marine who served in Iraq, was unusually blunt. Last year he called then president-elect Trump "mentally unstable". Source: The Hill Rep. Ruben Gallego (D-Ariz.) tore into President Trump after the president suggested the FBI could have stopped a deadly shooting at a Florida high school if it spent less time working on the Russia investigation. "You are such a psychopath that you have to make even the death of 17 children about you," he tweeted. "America will regret the day you were ever born." You are such a psychopath that you have to make even the death of 17 children about you.