Nancy Guthrie, 84, was abducted from her Arizona home on Feb. 1.
Paul Hicks was found guilty in the 2001 kidnapping and murder of his estranged wife Regina Hicks, after he drove her unconscious body into a pond and let her drown.
Officers haven't forgotten about "Sir Hamalot," a pink, concrete pig that was stolen from Steve's Deli, Bakery and Cafe six years ago.
An arrest was made in North Carolina for the murder of a woman from New Jersey 35 years ago.
The woman accused in the 2011 cold case murder of an Iowa real estate agent was spotted by a witness outside the crime scene just after the fatal gunshots.
After a suspect's arrest in the nearly 36-year-old murder case of Cheryl Henry and Andy Atkinson, officials said they are looking for people whom Floyd Parrott may have falsely pulled over before and after the 1990 murders.