Free agent center Luke Kornet has agreed to a four-year, $41 million deal with the San Antonio Spurs, sources tell ESPN.

Luke Kornet is leaving Boston after signing a four-year, $41 million contract with the San Antonio Spurs. according to a league source.

The addition of Garza will soften the blow of losing Kornet, but Boston will need to do some work -- potentially a lot -- to shore up their big men.