City of Johnstown (Pa.) Combined Pension Plan hired balanced managers C.S. McKee and SSgA to each run $10 million, Frank Burnette of plan consultant Morrison Fiduciary Advisors said in an e-mail. McKee will manage a separate account, and SSgA, a commingled fund. The firms replace FNB Wealth Management; Mr. Burnette would not comment on the reason for the change. Joseph Bunk, the citys finance department director, referred all questions to Mr. Burnette.