The number of people on the planet is growing at the fastest rate in history. U.N. demographers say the world's population will be up by 4 billion at the end of the century.
President Obama says Iran's "nuclear breakout" time will be extended from the current two or three months to at least a year under the nuclear agreement. But he acknowledges that some restrictions will fall away after 15 years and the breakout time would again shrink.
Pizza Ranch touts its pizza and chicken options, seen here at the Fort Dodge location that opened last year. The company's vision statement is "to glorify God by positively impacting the world."
Clay Masters/Iowa Public Radio
A photo of Pablo Picasso's painting, Head of a Young Woman, released by French authorities on Tuesday. The painting was seized from a yacht on July 31 in Corsica, France. The painting belongs to a Spanish billionaire who was planning to sell it elsewhere in Europe. But Spanish authorities say it is a "national treasure" that can't be sent abroad without government permission.
Douane Francaise via AP
Officers with the Louisiana State Police patrol in New Orleans' French Quarter. Ordinary residents feel their neighborhoods need more protection, and they are frustrated by stepped-up efforts in key tourist areas such as the French Quarter.
Military bomb disposal experts examine an unexploded German bomb from World War II in East London. Hundreds of residents were moved out for their safety.
Sgt. Ross Tilly/Ministry of Defence