An Arizona sheriff's department got more than 4,000 calls within 24 hours after the release of videos of a masked person on Nancy Guthrie's porch. Many tips will be worthless. Others could have merit.

Anna Schecter is the senior coordinating producer for CBS News and Stations' Crime and Public Safety Unit, based in New York. Senior producer, CBS News Investigative Unit Pat Milton, an award-winning ...

'That individual is who we're looking for,' Arizona sheriff says Release of video this week spawned nearly 5,000 calls with tips Sheriff says no proof of life or 'proof of death' TUCSON, Arizona, Feb ...