Once Ralston is missing, how does his friends handle the situation?

Brian and Joe, Ralston's roommates, notice that Ralston does not show up to the Monday night party. By Tuesday evening, they find out he does not show up for work and this is unusual. They decide to call the police and give a missing person's report. Leona, Ralston's other roommate keeps in touch with Brian, Ralston's manager. Leona and Brion decide to wait for one day before they call the police.