The U.S. Marshals Service says the last of three teenagers who escaped from a Tennessee detention center last month has been captured. The 17-year-old boy was found at an apartment in Memphis. The Marshals Service says he escaped with two other juveniles on June 23 from Wilder Youth Development Center in Somerville, where he was being held on aggravated robbery charges. Authorities say a 17-year-old boy who was being held at the facility on a homicide charge was arrested June 29 in Chattanooga. Another teen was found June 24 in Memphis. He was being held on aggravated robbery charges.