A man has been arrested on suspicion of sexually assaulting Atomic Kitten singer Natasha Hamilton on a train.
Natasha, 36, said a male passenger had rubbed his groin against her as she travelled home from a day out in London earlier this month
British Transport Police launched an investigation after she tweeted a picture of her alleged attacker, the DailyMail reports.
She said he "pushed his penis" against her on the late night train from London Bridge to Elmstead Woods, south east London, earlier this month.
Police revealed today a 46-year-old man was arrested and questioned on suspicion of sexual assault. He was later released but remains under investigation.