Iran and six world powers appeared close to a deal on Monday to give Tehran sanctions relief in exchange for limits on its nuclear program, but Iranian officials said talks could run past their latest midnight deadline and success was not guaranteed.
A Tibetan monk who was one of China's most prominent political prisoners has died in jail, a relative and the Tibetan government-in-exile said on Monday, raising the prospect of an increase in resentment of the government in Tibetan regions.
A computer router error that grounded hundreds of United Airlines (UAL.N) flights on Wednesday is just a preview of what can go wrong for carriers with increasingly automated operations, experts say.