A total of 23 women have contacted police to say they may have been raped by Zhenhao Zou, the Chinese PhD student detectives believe may be one of the UKs most prolific sex offenders.Police launched an international appeal after Zou, 28, was convicted of drugging and raping 10 women following a trial at the Inner London Crown Court in March.

A total of 23 women have contacted police to say they may have been raped by Zhenhao Zou, the Chinese PhD student detectives believe may be one of the UKs most prolific sex offenders.Police launched an international appeal after Zou, 28, was convicted of drugging and raping 10 women following a trial at the Inner London Crown Court in March.