Monterrey , Mexico , has seen at least three grenade attacks this month . One was thrown at a police station on October 10 , wounding four police officers . Comment: The boy band said the `` difficult decision was made out of their great affection and concern for fans ''
Monterrey , Mexico , has seen at least three grenade attacks this month . Comment: The boy band said the `` difficult decision was made out of their great affection and concern for fans ''