NBA free agency: Tristan Thompson signing with Celtics on two-year, $19 million deal, per report | CBS Sports Headlines NBA free agency: Tristan Thompson signing with Celtics on two-year, $19 million deal, per report Thompson will provide the Celtics with some much needed frontcourt depth ESN FeedsThis post was originally … Continue reading NBA free agency: Tristan Thompson signing with Celtics on two-year, $19 million deal, per report