Secret service chief grilled by House panel as new footage shows car 'nudging' barricade – video

The US Secret Service director was grilled by lawmakers who demanded to know why the agency, entrusted with the president's safety, was not taking action on agents accused of drunk driving on the White House grounds.

Lawmakers watched a surveillance video of a March 4 incident involving senior agents at the White House showing their vehicle striking security barricade near 1600 Pennsylvania Avenue