On April 29, satellite imagery showed irregular activity at Iran’s Fordow uranium enrichment facility, arousing suspicion that Iran is preparing to resume its activities. The Iranians had indeed threatened to do this if President Trump followed through on his plan to quit the 2015 nuclear agreement (the JCPOA). However, the unusual activity might simply be steps towards converting the facility to a civil research center for nuclear energy and physics, which would comply with the JCPOA.