CRANSTON, R.I. -- Providence teachers overwhelmingly voted to sign a three-year contract with the city following months of acrimony and protests by union members.Maribeth Calabro, Providence Teachers Union President, said she felt relieved and elated. "This is a contract that's good for the kids. It includes summer school to improve school achievement and that's good for the kids and it includes professional development and that's good for the teachers."In a vote of 930 [...]