text: Russian serial killer strikes again . MOSCOW 1996-08-27 Russian police in the Urals city of Perm are on the trail of a serial killer who has claimed his seventh victim in just a few months , Itar-Tass news agency said on Tuesday . In the latest attack , the killer raped and stabbed a young woman in a lift , leaving her body on a landing . Tass did not say exactly when it took place . Police earlier released a suspect after women who had survived an attack failed to identify him .