Officials say 1,500 arrested by ICE in May, warn of more to come

ICE and Department of Justice officials said nearly 1,500 undocumented immigrants were arrested in a monthlong operation.

They said of those, 790 had "significant criminality" and 277 were ordered deported.

Officials warned against local and state jurisdictions offering sanctuary.

Officials from U.S. Immigration and Customs Enforcement and the U.S. Attorney’s Office said a monthlong crackdown has resulted in the arrests of 1,461 undocumented immigrants, and that its “enhanced” operation , dubbed Operation Patriot, would continue.

“Make no mistake: ICE is going to keep doing this,” said Todd Lyons, acting director of ICE, at a press conference held in Boston on June 2. “This operation proved that we need to be more.”

Lyons and other officials also warned citizens, “elected official