Chicago Public Schools officials said today that CEO Barbara Byrd-Bennett's requested leave of absence amid a federal investigation over a $20.5 million no-bid contract will take effect immediately. Chicago Board of Education President David Vitale said in a statement today that the board’s Vice President Jesse Ruiz will take over as head of the nation’s third-largest school district in the interim. Byrd-Bennett requested the leave of absence earlier today after details emerged about a federal …