Article Photos: Obama, Romney clash over taxes, outsourcing jobs



President Barack Obama speaks during a grassroots campaign event at Kirkwood Community College in Cedar Rapids, Iowa, Tuesday, July 10, 2012. (AP Photo/Nati Harnik)

President Barack Obama speaks during a grassroots campaign event at Kirkwood Community College in Cedar Rapids, Iowa, Tuesday, July 10, 2012. (AP Photo/Nati Harnik)