The body of Teneisha Griffith, whose family reports went missing from Tampa on March 19, was discovered late last week in a wooded area of rural Pasco County.
Naomi Irion was last seen in a Walmart parking lot as an unknown man got into her car with her and drove off. Troy Driver has been arrested in the case.
"Today marks the day that we hunt for the killer," the Georgia Bureau of Investigation said following the identification of Stacey Lyn Chahorski, who went missing in 1988.
John Ruffo, a "master manipulator" who has been on the U.S. Marshals 15 Most Wanted list for more than 20 years, disappeared on Nov. 9, 1998 after he failed to show up at a New Jersey federal prison to begin serving his sentence.
Investigators announced that Armando Manuel Caballero, who died by suicide, acted alone when he killed Miya Marcano, who vanished from an Orlando apartment complex in September.
Gayle Stewart, 64, who had traveled to southeastern Nevada to take photos of Lake Mead National Recreation Area outside Las Vegas, was last seen on March 14, officials said.