A kindergartener brought a gun to his Houston elementary school and was among three students injured when it dropped from his pocket during lunchtime and accidentally fired, officials said. One bullet discharged at about 11 a.m. in the school's cafeteria, spraying fragments at the students, said Houston Independent School District Assistant Police Chief Robert Mock. "Either some type of chips off the floor, or it could be pieces of the round that discharged," Mock... (GunPolicy.org)