Trump intensifies his push for arming teachers amid bipartisan criticism

Reporting from Washington — President Trump on Thursday pressed his case for arming teachers to fight school shooters, despite widespread criticism, and for the first time suggested bonus payments for those who carry concealed firearms.

The president also called for making 21 the minimum age for buying long guns. Gun rights groups oppose raising age limits beyond 18 years, but Trump insisted he can sell the restriction to the “patriots” at the National Rifle Assn...