CBS Interactive general manager Mark Larkin announced several personnel changes in an email to staff obtained by TVNewser, highlighted by the departures of his boss, senior vice president and GM Greg Mason, and of CBSNews.com executive editor Neil Katz.

Larkin will assume some of his former boss’ duties, taking over co-management of the business unit, which includes CNET, CBS MoneyWatch.com, BNET, ZDNet, and TechRepublic, as well as continuing to oversee CBSNews.com.

Katz left to become executive news editor at AOL Huffington Post Media Group, and Kevin Hayes will pick up some of his duties.

More on the personnel shifts from Larkin’s email, after the jump…

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