After an intense manhunt, authorities in Mississippi said a college instructor wanted in the deaths of a woman he lived with and a university professor he worked with died of an apparent self-inflicted gunshot... A university instructor told police he killed his girlfriend at a home they shared and investigators found a note there that said "I am so sorry I wish I could take it back" - but there was no hint he was headed a few... A student has died and four other people are seriously injured after a school bus rolled off a Houston freeway overpass.