ABC News' Rachel Scott asked press secretary Karoline Leavitt if the White House viewed the the shooting at the White House Correspondents' Association Dinner as a "security failure." Leavitt responded: "The president has said he believes the protocols worked." Subscribe to ABC News on YouTube: https://abcnews.visitlink.me/59aJ1G ABC News is your daily source of breaking national and world news, exclusive interviews and 24/7 live streaming coverage. https://abcnews.com Download the ABC News app