Republicans Use Rare Tactic To Block 2 Obama Rules [View all]
(02-16) 10:03 PST WASHINGTON (AP) --
Republicans in Congress are launching bids to nullify Obama administration rules that would speed up union elections and set new air pollution standards for the nation's oldest and dirtiest power plants.
The rarely used tactic requires a simple majority for passage. Both have a chance at clearing the Senate, but a vote would force some Democrats to take a public stand on two volatile issues in an election year.