SAN JUAN, Puerto Rico (AP) — A federal judge on Monday ruled that it is unconstitutional to deny Puerto Ricans living in the U.S. territory access to three federal welfare programs in a major decision cheered by many. However, the judge also granted a two-month administrative stay of the injunction at the federal government’s request, which means the decision for now will apply only to the nine plaintiffs in the case. Legal experts warned that they expect the U.S.