A Volkswagen Passat is tested for exhaust emissions, at a Ministry of Transport testing station in London. In the U.S., a 1998 copyright law prevents safety researchers from accessing the software that runs cars. John Stillwell/PA Photos/Landov hide caption

itoggle caption John Stillwell/PA Photos/Landov

Fiorina's 1985 wedding to her husband Frank. Courtesy Carole Spurrier hide caption

itoggle caption Courtesy Carole Spurrier

Tom Gorner, founder of Skyscape Services, flies his drone in the backyard of his Virginia home. His company uses the drone to photograph real estate for prospective buyers. Brian Naylor/NPR hide caption

itoggle caption Brian Naylor/NPR

A man in Nairobi, Kenya, stands in front of a mural of President Obama, created by the Kenyan graffiti artist Bankslave, ahead of Obama's trip to Kenya and Ethiopia. Ben Curtis/AP hide caption

itoggle caption Ben Curtis/AP