Live updates: Senators clash with Trump's homeland security pick Markwayne Mullin; Gabbard, top intel officials grilled on threats

Follow the latest news and live updates as Markwayne Mullin, Trump's pick to replace Kristi Noem as DHS secretary, faces Senate questioning today.

Live updates: DHS pick Mullin says he regrets calling Alex Pretti a ‘deranged individual’

Markwayne Mullin, President Donald Trump's pick for Department of Homeland Security secretary, is facing senators for a ...