“Suddenly his arm slipped down towards my buttocks and went a bit further between my legs. I just didn’t know what to do, I didn’t know what to do at all.”
The disclosure follows a range of recent allegations in Westminster, including claims of a lack of support for those making complaints.
Earlier, at Prime Minister’s Questions, Theresa May said any allegations about serious sexual abuse in Parliament should go to the police, as she promised a new “independent” process to handle complaints.
The PM said she was “deeply concerned” by recent reports about alleged harassment and abuse at Westminster.
Labour’s Jeremy Corbyn said trade unions should be involved to support staff.