The United Nations' top nuclear watchdog, IAEA Director-General Rafael Grossi, told CBS News that Iran still has the technical ability to restart its nuclear program, even though U.S. military strikes dented the program.

When Iran’s covert nuclear program came to international attention over two decades ago, Tehran insisted that its intentions were peaceful and that it had no plans to develop nuclear weapons.

Tehran has emerged from weeks of conflict with its uranium stockpile and other components of its nuclear program intact.

The Nuclear Question’ investigates the status of Iran’s nuclear program amid the second round of U.S.-Israeli military action in less than a year.

As rain poured on the northern provinces of Iran in late March, a somber crowd snaked through the mountain ranges of Asara carrying the coffin of Mohammad Reza Kia. The city of just a few thousand people was draped in banners now hailing the young nuclear scientist as a “martyr of the imposed war.

International Atomic Energy Agency head Rafael Grossi said Iran's nuclear program is heavily damaged, "but the material will still be there and the enrichment capacities will be there."

Sen. Tim Kaine (D-Va.) slammed President Trump for withdrawing the U.S. from the Joint Comprehensive Plan of Action (JCPOA) with Iran during his first term. “This is not going to be an easy negotiation because the last negotiation that led to a control of Iran’s nuclear program,

President Donald Trump warned on ⁠Monday ⁠that any Iranian "fast-attack" ships that go ⁠near a U.S. maritime "blockade" on Iran would be eliminated, and he said ​the U.S. would not allow Tehran to "extort the world.