LONDON, ENGLAND - APRIL 23: Prince Harry speaks during a memorial service at St Martin-in-the-Fields in Trafalgar Square to commemorate the 25th anniversary of the murder of Stephen Lawrence on April 23, 2018 in London, England.. The 18-year-old murder victim was fatally stabbed by a gang of racists in Eltham, south-east London, on April 22 1993. (Photo by Victoria Jones WPA Pool/Getty Images)
