Accused nanny killer insists: ‘I’m a nice person’.

  A fashion designer accused of killing her French nanny and threatening her with prison rape told a court today (tues): ‘I’m a nice person’. Sabrina Kouider, 35, and Ouissem Medouni, 40, murdered 21-year-old Sophie Lionnet at their £900,000 Wimbledon home in the early hours of 19 September last year, it is alleged. The couple submerged the nanny’s head underwater and demanded Ms Lionnet ‘confess’ to false allegations that she was in league with Mark Walton – a founding member…