[Conversations He Doesn't Want to Have: 101. Kanan grimaces, but it feels wrong to lie to another Jedi. Not to mention the other can probably sense that he won't be telling the entire truth]

There's...something happens at the end of the Clone Wars, Master. We're betrayed. Most of the Jedi are killed. We'd just assumed you were one of them when no one was able to find where you'd gone.

I'm sorry.