Investigators determined that Sells and Robert Vaughn had been communicating the night of the shootings.
Tennessee man charged in deaths of man, woman, unborn child →
"Girls age 9 to 12 liked David McCallum because he was so sweet," Vaughn said in a 2005 interview in England. "But the old ladies and the 13- to 16-year-olds liked me because I was so detached."
Robert Vaughn, suave 'Man from UNCLE' star, dies at 83 →