CHICAGO — A person familiar with the negotiations tells The Associated Press that Boston Red Sox general manager Theo Epstein has agreed to a contract with the Chicago Cubs.

The person says compensation issues must be worked out before the deal is finalized. The person spoke on the condition of anonymity Wednesday nigh.

The 37-year-old Epstein would leave the Red Sox with a year remaining on his contract as general manager and take over what is expected to be an expanded role with the Cubs.

Radio station WEEI in Boston, ESPN the Magazine and SI.com earlier cited unidentified sources in reporting that Epstein has agreed to a five-year deal.