It is never revealed the fifth robber's fate after the shootout with a police officer.
Officer Depaul informs the sheriff that all members of the terrorist group are only armed with pistols (another character makes a similar comment later on). However, one of them carries a shotgun, visible at all times considering that there's cameras filming the group.
False: One officer says, "Look all they got in there is pistols and a two barrel. Don't blow it out of proportion. That's how wars get started." The two barrel is referring to a shotgun.
False: One officer says, "Look all they got in there is pistols and a two barrel. Don't blow it out of proportion. That's how wars get started." The two barrel is referring to a shotgun.