Our story today talks about violent attacks that have occurred around several MetroLink stations caused by roving bands of teens and young adults. There have been at least three attacks — including an assault by a group of at least 20 on a family near the Forest Park MetroLink station. And later in the story... Metro officials said they believe the attacks at the Forest Park and Delmar stations were related, but St. Louis police said they had not connected them. In the Delmar incident, two or three youths were attacked by a large group on the westbound platform at 11:36 p.m.... ...