Chalk this up under Near Disasters. Earlier today police arrested a 17-year-old who was allegedly putting together bomb-making materials in order to wage war on his former high school and "cause more casualties than were suffered at Columbine."
Queen Elizabeth II is visiting Ireland, a momentous occasion that's supposed to signal reconciliation of the two countries. But not everyone is happy! Just hours before the Queen arrived, a pipe bomb was found on a bus headed to Dublin.