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ESPN baseball analyst Steve Phillips acknowledges having an affair with an assistant at the cable network, and has taken a leave of absence during the playoffs.

Phillips says in a statement released by ESPN Wednesday that he's sorry to have "put his family and colleagues through this."

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ESPN has granted Phillips'request for time off, and has taken unspecified disciplinary action.

Police say 22-year-old ESPN production assistant Brooke Hundley called Phillips' wife in August after he broke off the affair and sent her a letter graphically describing their relationship.

Phillips says he will not press charges. The status of the police investigation was unclear Wednesday.

ESPN says Hundley is still working for the network.