In a post on LinkedIn, Rosenblum wrote that over 10 years, the team he managed at OHSS grew from 11 people to 45 people under the Biden administration. “We matured official data processing to update monthly,” wrote Rosenblum. Between the war on immigrants, the war on feds, and the war on facts (not to mention the crazy war in Iran and the brazen corruption), I just need a change.” Reichlin-Melnick has also frequently spoken out about the lack of data being publicly released by DHS to back up its claims about immigration arrests. “Marc Rosenblum was one of the most dedicated civil servants I’ve ever met, a man who spent his career working to get DHS to share more data,” said Reichlin-Melnick.