Who (like Jason Lennon) likes fishing, was in the cbi for a short while watching Jane before the deaths of bosco and his team, and has underground ways of getting information from people, Virgil Minelli of course, if he isn't red John then Jason Lennon was just a throwaway accomplice, why reveal he was a keen angler?

Also we now know it's noone from the team because why didn't lorelei try and kill them there and then at lennons home