
FILE - In this Feb. 4, 2021 file photo, Secretary of State Antony Blinken speaks at the State Department in Washington. The Biden administration’s early efforts to resurrect the 2015 Iran nuclear deal are getting a chilly early response from Tehran. Though few expected a breakthrough in the first month of the new administration, Iran’s tough line suggests a difficult road ahead.(AP Photo/Evan Vucci, File)

FILE - In this file photo released Jan. 16, 2021, by the Iranian Revolutionary Guard, a missile is launched in a drill in Iran. The Biden administration’s early efforts to resurrect the 2015 Iran nuclear deal are getting a chilly early response from Tehran. Though few expected a breakthrough in the first month of the new administration, Iran’s tough line suggests a difficult road ahead.(Iranian Revolutionary Guard/Sepahnews via AP, File)