European countries have agreed to stop importing Iranian oil as of Sunday. This could make it harder for Iran to find markets for its crude. Iran has been filling up tankers off its coast, but analysts say it could run out of storage capacity. This photo shows oil tankers off Iran's coast in January. Kamran Jebreili/AP hide caption

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Nearly 350 homes have been destroyed by the Waldo Canyon fire in Colorado. Spencer Platt/Getty Images hide caption

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Doug Jones, owner of Piedmont Biofarm in Pittsboro, N.C., waters vegetables as temperatures in the South soar, Friday, June 29. Triple-digit temperatures are expected for several days in North Carolina. Gerry Broome/AP hide caption

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College students surrounded President Obama earlier this month when he called on Congress to stop student loan interest rates from doubling. Congress agreed on a deal to prevent the hike on Friday. Jewel Samad/AFP/Getty Images hide caption

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The ball boys and girls who work the Wimbledon Tennis Championships train for months to execute the perfect ball roll and bounce. Julian Finney/Getty Images hide caption

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Michelle Holshue racked up $140,000 in student loan debt while training to become a public health nurse. She's living her dream of helping others, she says, but never expected it "to be so hard." Emily Bogle/NPR hide caption

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Branches and power lines littered the nation's capital after bruising storms swept through the Mid-Atlantic region on Friday night. Win McNamee/Getty Images hide caption

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Joy Reynolds of San Diego, Calif., looks over Friday's front pages on display at the Newseum in Washington, the day after the Supreme Court ruling on President Barack Obama's health care law. David Goldman/AP hide caption

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The U.S. Supreme Court justices — (first row, from left) Clarence Thomas, Antonin Scalia, Chief Justice John Roberts, Anthony Kennedy, Ruth Bader Ginsburg, (back row) Sonia Sotomayor, Stephen Breyer, Samuel Alito and Elena Kagan — pose at the Supreme Court in 2010. Chip Somodevilla/Getty Images hide caption

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