Hear the spine-tingling phone calls received by 911 call takers in New Orleans, Louisiana; Wasilla, Alaska; Ogden, Utah; and Austin, Texas. They include a horrified father panicking as his son threatens to kill someone; two campers and their dogs awakened by the screams and shouts of a possible bear mauling; passersby reporting a stolen vehicle with a 2-year-old toddler in the backseat; and a young woman who is assaulted and is unsure of her location.