A Syrian man carries a wounded girl next to Red Crescent ambulances following an explosion Friday reportedly targeting a military bus near Qudssaya, a neighborhood in Damascus. AFP/Getty Images hide caption

For more than 200 years, the Supreme Court has interpreted the meaning of the Commerce Clause of the Constitution. Its latest test is the case challenging the Obama health care law. Mark Wilson/Getty Images hide caption

A nurse in Washington administers the whooping cough vaccine to a child in May. In response to the epidemic, more than 82,000 adults have also received the vaccine this year. Ted S. Warren/AP hide caption

Contact with animals and dirty environments may be one reason farm kids are less likely to get allergies, researchers say. iStockphoto.com hide caption

Facing economic woes, India is looking to trim spending - but cutting government services is extremely unpopular. Instead, politicians are targeting foreign travel and meetings at lavish hotels like the Oberoi in Mumbai. Sajjad Hussain/AFP/Getty Images hide caption

A map of the oil pipelines at Al-Sidrah. The man pointing to the map is Abujala Zenati, who had retired as manager of the operation. He says he returned to work after the revolution to help support the new Libya. John W. Poole/NPR hide caption

This is what you don't want. AFP/AFP/Getty Images hide caption

African migrants line up to receive a free hot meal provided by a group of Israelis called Soup Levinsky in Levinsky Park in Tel Aviv on Sunday. A court in Jerusalem ruled that Israel could deport South Sudanese nationals back to their home country. JIim Hollander/EPA/Landov hide caption

Outdoor dining spaces are filled on a warm spring day on E. 4th Street in downtown Cleveland. Like many former industrial towns, downtown Cleveland has seen a revival in the last few years to become an urban hotspot. Joshua Gunter/The Plain Dealer hide caption

Visitors to Bill Wilson's grave in Vermont often leave sobriety chips atop his headstone, marking how long they have been continuously sober. Steve Zind/NPR hide caption

There's No Leaving Now, Kristian Matsson's newest album as The Tallest Man on Earth, comes out Tuesday. Courtesy of the artist hide caption