TPM reports on the outburst of booing that erupted when former Defense Secretary Donald Rumsfeld appeared at the Conservative Political Action Conference:

Dick Cheney just popped up here at CPAC to introduce his old pal and Bush administration colleague Donald Rumsfeld. Fans of Ron Paul turned what should have been a friendly moment before an audience of fellow conservatives into a screaming match and protest action that resembled what a Cheney-Rumsfeld hug at the Netroots Nation convention might look like.

Read the full story at TPM.