what they call it now. he's running for president and rising in the polls. but former speaker newt gingrich's is also a corrupt example of how the revolving door helps washington. gingrich says he's never lobbied, but just months after le leaving congress, his con summiting firm, the gingrich group, took in more than $1.5 million from the now taxpayer owned mortgage giant, freddie mac, the very same freddie mac who along with fannie mae is blamed by conservatives like newt gingrich is a primary driver of the housing crisis. maybe it was newt's consulting that did it. newt says he was paid as a historian, but where is the line between consulting and lobbying? and should former lawmakers be allowed to do either? i think we both know the answer. one of the nation's most notorious and powerful lobbyists, jack abramoff, says no way. >> this is exactly what i'm talking about. people who come to washington, who have public service, and they cash in on it. and they use their public