U.S. Congress panel postpones work on Puerto Rico debt bill

By Patrick Rucker and Richard Cowan WASHINGTON (Reuters) - Legislation to help Puerto Rico climb out of a debilitating debt crisis hit new resistance in the U.S. Congress on Wednesday, prompting Republicans to cancel a planned work session that was set for Thursday on the measure. The House Natural Resources Committee's planned "markup" of legislation Republicans unveiled late on Tuesday was being called off, panel Chairman Rob Bishop announced in a statement. One congressional aide said the abr