CHICAGO (AP) — Attorney General Jeff Sessions can't follow through — at least for now — with his threat to withhold public safety grant money to Chicago and other so-called sanctuary cities for refusing to impose new tough immigration policies, a judge ruled Friday in a legal defeat for the Trump administration.

In what is at least a temporary victory for cities that have defied Sessions, U.S. District Judge Harry D. Leinenweber ruled that the Justice Department could not impose the requirements.

He said the city had shown a "likelihood of success" in arguing that Sessions exceeded his authori...