Biden addresses 'middle class'

September 9, 2008 | 9:15 p.m. CDT
Democratic vice presidential candidate Sen. Joe Biden paces along the crowd barriers during his speech at the Activity and Recreation Center on Tuesday. Audience members in the front rows waited for two hours before Sen. Biden took the stage before the standing-room-only crowd and spoke about his own political career, the economy, the war in Iraq, education, John McCain and Barack Obama's "Campaign for Change."