Florida Gov. Rick Scott helps release a 30-pound green sea turtle in the Gulf of Mexico in Marathon, Fla., in 2012. The governor is making environmental protection part of his re-election campaign. Andy Newman/AP/Florida Keys News Bureau hide caption

itoggle caption Andy Newman/AP/Florida Keys News Bureau

Sonia Marquez of the Colorado Immigrant Rights Coalition is encouraging Latinos to turn out for this year's midterm elections. Kirk Siegler/NPR hide caption

itoggle caption Kirk Siegler/NPR

James Tomsheck poses in his office in Washington in June 2009. At the time, he was assistant commissioner for internal affairs with U.S. Customs and Border Protection. Alex Brandon/AP hide caption

itoggle caption Alex Brandon/AP

Kent Sorenson says he was paid for his endorsement of Ron Paul in the 2012 presidential campaign — and that the exchange was hidden from the public. Charles Dharapak/AP hide caption

itoggle caption Charles Dharapak/AP

Congressional Budget Office Director Douglas Elmendorf is reflected on a tabletop as he speaks about the office's annual Budget and Economic Outlook during an October 2013 news conference in Washington. A CBO study released Thursday projects a slight increase in the 2014 budget deficit. Jacquelyn Martin/AP hide caption

itoggle caption Jacquelyn Martin/AP

During a speech at the American Legion's National Convention on Tuesday, President Obama again called the extremist group the Islamic State a "cancer." Charles Dharapak/AP hide caption

itoggle caption Charles Dharapak/AP