But he knew the assailant, so he can tell the police where to find the guy, yes? This doesn't sound like a random assault. If he knew him, the assailant probably had some kind of beef with the cyclist and was acting out of anger.

Who carries pepper spray on their bike? Is that even allowed? I used to carry it long, long ago, but I went to visit the Supreme Court in session, and it was confiscated by their security guards.

Roxy