5 Investigates is looking into concerns about those off-road vehicles after an elderly driver was surrounded and beaten by a pack of ATV and dirt bike riders.
nature lovers versus off roding atv riders, the new lawsuit over the great outdoors. also, a big discovery on the red planet rekindles scientists hopes of finding evidence of has details. reporter: it s a brand-new mission. we will here a lot more about it in a couple of minutes. i want to know from you, go to the chat room and tell me. what do you think is really on mars? what is really going on on the red planet? what do you think? i ll be chatting. we ll read some of the comments coming up, and more on this mission when happening now returns after a quick break. don t go away. [ male announcer ] it s a fact: