July 31, 2009 3:00 pm Biden Defends Stimulus to Urban League Watch Vice President Joe Biden‘s defense of the administration’s economic stimulus plan as he speaks at the National Urban League meeting in Chicago. Local 0:45 Lockdown at Archer Heights charter school lifted after teen shot at nearby restaurant 1:19 Alerts issued as millions of birds expected to cross Illinois overnight 2:34 Forecast: Sunny Monday, but storm threat looms in coming days 1:54 An Archaeopteryx, the ‘world's most important fossil' unveiled at Chicago's Field Museum 0:19 Person dies after falling from stands at Ohio State University graduation