Kyle William Leishear, 43, of Bayonet Point, Fla., was sentenced May 10 to 20 years in prison. On April 25, Leishear’s three co-defendants were sentenced for their roles in a child exploitation enterprise: Christopher William Kuehner, 38, of Bremerton, Wash. was sentenced to 20 years in prison; Jacob Royce Mullins, 20, of South Webster, Ohio, was sentenced to seven years in prison; and Matthew Martin, 25, of Lancaster, Wis., was sentenced to six years and eight months in prison.