4 jul 1998 ano - Columbine student Peter Maher his friends had a negative encounter with Eric, Dylan and a few others at a convenience store.

Descrição:

Peter said that he saw one of the boys in a trench coat with a "big pistol-grip shotgun in the air". The two groups ran across each other later the same day at a fireworks stand where another altercation began. One of the "trench coat boys" pulled a knife while another mentioned they had a shotgun, though Peter didn't see the gun at that time. He said he and his friends were able to talk the situation down and got away from the group.