LOS ANGELES (CBSLA) – John Skipper announced Monday he is resigning as president of ESPN due to a struggle with substance abuse.

In a statement, Skipper said that he is stepping down as president and co-chairman of Disney Media Networks immediately.

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“I have struggled for many years with a substance addiction. I have decided that the most important thing I can do right now is to take care of my problem,” Skipper wrote.

Skipper has been with ESPN since 1997. He has served as president since 2012.

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“I come to this public disclosure with embarrassment, trepidation and a feeling of having let others I care about down,” Skipper said.

Former longtime ESPN president George Bodenheimer will take over on an interim basis until a replacement is found.

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“I join John Skipper’s many friends and colleagues across the company in wishing him well during this challenging time,” Disney CEO Bob Iger said in a statement. “I respect his candor and support his decision to focus on his health and his family.”