Discovery Picks New Chiefs for Planet Green, Military, Fitness

Michalchyshyn departs as Etkind, Hersh, Mullin step up as network heads

Discovery Communications has named new heads for its Planet Green, Military Channel and Discovery Fit & Health networks.

The company created a new leadership position -- senior vice president of content strategy -- at those networks and placed Marc Etkind in the role at Planet Green, Ed Hersh in the role at Military Channel and Rita Mullin in the role at Discovery Fit & Health.

Discovery said Laura Michalchyshyn, who had been president and general manager at Planet Green and also ran Fit & Health, resigned earlier this summer. Michalchyshyn joined Discovery in 2009 after being GM at Sundance Channel.

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