I’m haunted by night cabbie rapist John Worboys drugged me 20 years ago – I don’t know if he raped me

FOR more than 20 years Becki Houlston has been haunted by the night black cab ­rapist John Worboys drugged her with laced champagne as he drove her home. “I don’t know if I’m a victim of sexual assault or even rape,” she says. “I am still disturbed by the uncertainty of not knowing what happened…