U.S. Treasury, Democrats concerned over Puerto Rico plan

By Patrick Rucker and Richard Cowan WASHINGTON (Reuters) - The U.S. Congress was ironing out a new plan on Wednesday to rescue Puerto Rico from crippling debts that threaten the island territory's funding for hospitals and emergency services, as the treatment of bondholders simmers as a point of contention. It would steer creditors and holders of Puerto Rico bonds toward a new, independent board that would seek a fair way to write down an estimated $70 billion in debt. Puerto Rico's economy has