UPDATE 2-Businesses back gay marriage, top U.S. court sets argument date
March 05, 2015 at 12:07 PM EST
WASHINGTON, March 5 (Reuters) - Big business rallied behind the gay marriage cause on Thursday as the U.S. Supreme Court scheduled oral arguments for April 28 on the contentious social issue that promises to yield one of the justices' most important rulings of 2015.
