The report from CNN’s Clare Duffy on Monday was on the app ICEBlock, featuring an interview with its developer, Joshua Aaron. He said that he created the app after watching Trump’s immigration crackdown, and compared the arrest of suspected undocumented immigrants to what happened in Nazi Germany.

DHS Secretary Kristi Noem said the Trump administration is exploring prosecuting CNN for reporting on an app that alerts users to nearby ICE agents.

As one lawsuit from President Donald Trump gets settled, he’s already—unsurprisingly—got his eye on the next one, continuing one of his favorite pastimes of threatening television networks. The latest came after CNN ran a report on ICEBlock,