UPDATE 1-U.S. banks pass Fed capital test, trading books hurt
March 05, 2015 at 17:01 PM EST
WASHINGTON/NEW YORK, March 5 (Reuters) - All 31 U.S. banks passed a test of how they would do in a next economic crisis, the Federal Reserve said on Thursday, but those with large trading books came out weak because of new elements in the check-up.