Kroger CEO Rodney McMullen is resigning following a probe into his personal conduct, the grocery chain said Monday.McMullen, who was both the chairman and CEO, is out after a company board investigation found that his personal conduct,

Rodney McMullen, Kroger chairman and CEO, is stepping down after an internal investigation into his personal conduct.

Kroger Chief Executive Rodney McMullen resigned from the company following a board investigation into his personal conduct, ending a more than four-decade career at the grocery chain.Kroger, the biggest U.