One of the nurses pointed him in Carlos' direction and when he spotted Jack, Carlos pulled aside the lab tech to tell him that he'd be back in an hour or so and that he could tell Mr. Juavez the test results himself. No sense to keep the man in the lobby waiting longer than he had to be.
He was relatively sure that this was Jack and not Bobby, since the younger man hadn't given him any indication he was going to show up. Smiling, he approached Jack and offered his hand. "Mr. Twist, I hope?" Because having more than two people who looked like Bobby would just be ... pleasantly confusing.