Iranian representatives will meet with negotiators from Britain, France and Germany on Friday, days after they threatened to restore economic restrictions.

© Arash Khamooshi for The New York Times

A clearer picture begins to emerge of what the Israeli and U.S. attacks on Iran’s nuclear sites achieved.

© Maxar Technologies, via Reuters

A clearer picture begins to emerge of what the Israeli and U.S. attacks on Iran’s nuclear sites achieved.

© Maxar Technologies, via Reuters

The assessment came as experts are trying to determine how long it would take Iran to rebuild its nuclear program in the aftermath of U.S. and Israeli strikes.

© Reuters