Melissa listened as Roxanne made her point. She had to admit that her reasoning made a lot of sense.

"Hmmm...if it is a case of a bacterial infection, and that it was possibly brought in or transmitted by someone, uh...has anyone interviewed the bartender or the people who brought in the food? Did we manage to quarantine them too?" Melissa asked.

All she knew was that the infected people had been quarantined but she wasn't sure whether the people who had the most contact with the contaminated source had been.