Brad Stevens gives update on ‘long progression’ ahead of potential Jayson Tatum return

Jayson Tatum AP Photo/Charles Krupa With longtime trainer Ed Lacerte battling leukemia, Celtics raise awareness for National Marrow Donor Program registry

The Celtics appear to be staying afloat without Jayson Tatum so far. They’re tied for fourth in the Eastern Conference through 26 games, and they’ve won seven of their last ten.

The concept of a potential Tatum return this season remains an intriguing one.

Celtics president of basketball operations Brad Stevens said Wednesday that he feels good about where Tatum is at in his recovery, but declined to offer a timeline for Tatum’s return.

“We’re not putting a timeline on it, as we haven’t the whole time,” Stevens said. “I think that one of the…