The Latest: AP source: Jimmy Butler heading to South Beach

The Latest on NBA free agency (all times ET):
9:55 p.m.
A person with knowledge of the negotiations says Jimmy Butler has agreed to a $142 million, four-year contract and will be traded to the Miami Heat by the Philadelphia 76ers.
Miami and Philadelphia were still working out some aspects of the swap, such as the addition of Dallas as the third team, according to the person who spoke to The Associated Press on condition of anonymity because the move had not been finalized. The Heat will be sendi