Secret Service

A U.S. secret service officer checks a Chinese performer dressed as an ancient warrior as U.S. first lady Michelle Obama visits a nearby city wall in Xi'an, in northwestern China's Shaanxi province, Monday, March 24, 2014. (AP Photo/Alexander F. Yuan)

Alexander F. Yuan/AP

A US secret service officer checks a Chinese performer dressed as an ancient warrior while US first lady Michelle Obama visits a nearby city wall in Xi’an, in northwestern China’s Shaanxi province. 

A man runs with a dog at a mass grave in Kuropaty on the outskirts of Minsk...A man runs with a dog at a mass grave in Kuropaty on the outskirts of Minsk, October 26, 2013. More than 100 Belarussians including 22 writers and poets were executed by the NKVD secret service, predecessor of the present-day Belarussian KGB secret service, overnight on October 29, 1937. October 29 is marked as an unofficial day of commemoration for victims of political repression. Between 600,000 and 1.5 million people fell victim to Stalin's repressions in Belarus, according to various estimates. Picture taken October 26, 2013.

Vasily Fedosenko/Reuters

A man runs with his dog through the cemetery in Kuropaty on the outskirts of Minsk where more than 100 Belarussians, including 22 writers and poets, were executed by the NKVD secret service, predecessor of the present-day Belarussian KGB secret service, on October 29 1937. The date is now marked as an unofficial day of commemoration for victims of political repression. Between 600,000 and 1.5m people fell victim to Stalin’s repressions in Belarus, according to various estimates. 

A member of the Secret Service is reflected in the side of Air Force One at McGuire Air Force Base, N..J. Tuesday, May 28, 2013. President Barack Obama and New .Jersey Gov. Chris Christie left for an appearance at Asbury Park, one of the many Jersey shore communities devastated by Super Storm Sandy. (AP Photo/Rich Schultz)

Rich Schultz/AP

A member of the secret service is reflected on the side of Air Force One at McGuire Air Force Base in New Jersey on Tuesday. President Barack Obama and Chris Christie, New Jersey governor, left for an appearance at Asbury Park, one of the many Jersey shore communities devastated by super storm Sandy