<sod >â On Thursday, Mr Trump meet with other officials at the White House as part of what he has insisted is a promise to address gun violence, particularly mass shootings in school.< eod>< sod > âÂ  Â  At the White House, Mr Trump met with other officials at the White House as part of what he has insisted is a promise to address gun violence, particularly mass shootings in school and doubled down on the idea of arming teachers - using some of the same language that Mr LaPierreÂ had used earlier.< eod>