SAN JOSE, COSTA RICA - The mayor of the Costa Rican city that Big Dig victim Milena Del Valle called home is calling on Bay State officials to fulfill the devoted mom’s dream of bringing her three children to America. “Make it easy for them,” demanded the mayor of San Jose, Johnny Araya Monge, last night. Last week’s tunnel disaster robbed the children of their mother, he told the Herald, it shouldn’t also steal their chance of becoming U.S. citizens. “I think this family must receive help for legal reasons, for institutional responsibility and for humanitarian reasons,” the mayor added....