The Iranian flag waves in front of the International Atomic Energy Agency (IAEA) headquarters, before the beginning of a board of governors meeting, amid the coronavirus disease (COVID-19) outbreak in Vienna, Austria, March 1, 2021. REUTERS/Lisi Niesner/File Photo

Iran enriching uranium
to 60% purity: IAEA

The move complicates talks aimed at reviving Iran's nuclear deal with major powers