From Steve Conroy of the Boston Herald:
“We’ll have to see how the rehab goes, but it should be right for the start of training camp,” Chara said. “But we’ll see. Everybody’s different, but hopefully I’m going to be healing well and I’ll be strong. Obviously I want to be careful with it. Right now, it’s hard for me to say if I’ll be ready for the start of training camp or (if) it will be another couple of weeks.”
Read the entire article here.
No sense in speculating about Chara's rehab until training camp is a week or two away. The Bruins just need to ensure that they don't rush Chara back.