President Barack Obama’s administration on Thursday flatly rejected claims by a science and security watchdog that U.S. officials have let Iran slide on a few requirements listed in last year’s landmark nuclear deal.

Earlier Thursday, the nonprofit Institute for Science and International Security published a report that accused a U.S. special supervisory commission of letting Tehran off the hook on a few mandates in order to get the agreement, called the Joint Comprehensive Plan of Action, implemented this year. Continue reading.