LAUSANNE, Switzerland - Nuclear negotiations between the United States and Iran entered a critical phase on March 26 with U.S. Secretary of State John Kerry meeting his Iranian counterpart less than a week away from a deadline to secure the outline of a deal.
Associated Press: US, Iran nuke talks enter critical round ahead of deadline
US Secretary of State John Kerry (L) and his Iranian counterpart Mohammad Javad Zarif pose before resuming talks over Iran's nuclear programme in Lausanne on March 16, 2015.
