Trump ousts Homeland Security cyber chief Chris Krebs, who called election secure

The Department of Homeland Security's cyber chief, who presided over an elaborate election security effort guarding against foreign interference and fraud, was ousted by President Donald Trump on Tuesday as part of a continuing post-election purge of top national security officials. Trump announced the dismissal in two tweets Tuesday night. Twitter flagged both tweets with labels saying, "This claim about election fraud is disputed."-- More...