Iran's envoy to UN nuclear agency to leave post

Iran's envoy to the U.N. atomic agency will leave his post next month, in what may be a further sign of new President Hassan Rouhani's desire for a fresh start with the outside world over its disputed nuclear program. Ali Asghar Soltanieh's surprise departure comes after Rouhani last Friday appointed former Foreign Minister Ali Akbar Salehi, seen as a pragmatist, to head Iran's atomic energy