In Underworld (2003), at the start of the movie, the vampires followed the lycans (a specific type of werewolf) into the train station.
When the lycans spotted the vampires, they started shooting at them right in front of the public with foreign weapons and a strange killing effect on the shot victims.
Why did the lycans start shooting supernatural weapons right in front of the public when they could have just run off and avoided suspicions from the public?
Why did the lycans start shooting at the vampires in the train station?