US President Donald Trump takes part in a listening session on gun violence with teachers and students in the State Dining Room of the White House on February 21, 2018. Trump floated the idea of arming teachers and p...

US President Donald Trump takes part in a listening session on gun violence with teachers and students in the State Dining Room of the White House on February 21, 2018. Trump floated the idea of arming teachers and promised more stringent background checks on gun owners as he hosted an emotional meeting Wednesday with students who survived last week's mass shooting at a Florida school. / AFP PHOTO / MANDEL NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images)

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