A New York City mother survives a violent slash-and-stab attack on an Arizona hiking trail when her desperate screams alert a nearby resident to open her door. A Milwaukee teenager faces up to 65 years in prison after allegedly shooting a mother of two dead following a road rage argument she blamed on a bad day. A former television news anchor in Kansas pleads guilty to the Halloween murder of her elderly mother after suffering severe mental health delusions. Sydney Silvagni reports.