A group of GOP senators is calling for the resignation of FDIC chairman Martin Gruenberg over allegations of harassment. Five Republicans on the Senate Banking Committee are calling for Gruenberg’s resignation amid allegations the agency fostered a culture that was hostile and damaging toward women. The allegations emerged from a Wall Street Journal invstigation that intdrviewed more than 100 current and former FDIC officials. The Republicans say in a letter to Gruenberg the FDIC needs a leader with more credibility.