The California man arrested in the shooting at the White House Correspondents’ Association dinner is a highly educated tutor and amateur video game developer opposed to the policies of President Donald Trump.

Authorities say Cole Tomas Allen of Torrance, California, was taken into custody at the dinner Saturday night in Washington that was attended by Trump and top members of his administration.

A social media profile for a man with the same name and a photo that appears to match that of the...