Loud boos resounded through the convention hall as Rumsfeld's name was announced on stage. The numerous young attendees got up from their seats and filed out of the room in protest...The commotion only grew when former Vice President Dick Cheney surprised the audience by showing up to honor his longtime friend and White House colleague...The boos from CPAC's libertarian contigent continued and at times interrupted Cheney's remarks... "America is stronger and more secure" because of Rumsfeld's service, Cheney said, prompting one person to loudly shout, "Where's bin Laden at!"