travel and weather where you are. good morning from bbc london, i m tolu adeoye. a new report s hilighted how more than two billion litres of raw sewage was dumped in the river thames over two days. thames water s mogden waste water treatment works in isleworth, discharged enough sewage to fill 400 olympic sized swimming pools in october 2020. the figures were published in a report by the environmental audit select committee. thames water said any discharges of untreated sewage were unacceptable. two london universities have signed up to a pledge against using so called gagging clauses to silence victims of sexual misconduct, bullying and harassment. a bbc news investigation in 2020 found nearly a third of uk universities uk had used non disclosure agreements, known as ndas. now, the government is asking universities not to use them. so far, university college london and goldsmiths have signed the pledge.