Vienna talks on Iran nuclear deal will continue over weekend [VIDEO]

Talks in Vienna to reach an agreement on the Iran nuclear question will continue into the weekend.

As another deadline passed, Britain’s foreign secretary said progress had been β€œpainfully slow.”

Iran’s foreign minister Mohammad Javad Zarif has been trying to hammer out a final deal limiting his country’s nuclear return for sanctions relief.

β€œSome progress has been made but we are not there yet … I doubt it will happen today … it seems that were are going to spend the weekend in Vienna,” Zarif told reporters.