DARNELL CHRISTIE  FOOTBALLER Marcus Rashford, whose campaigning pushed the government to change policy on free school meals, has won further recognition for his poverty-fighting efforts - starring on the cover of a British Vogue edition celebrating Black leaders. The Manchester United and England forward appears alongside fashion model and mental health campaigner Adwoa Aboah on the cover of September's magazine, which features them and other activists including leaders of the Black Lives Matter movement. Rashford and Aboah were photographed by Misan Harriman, who became the first Black man to photograph the cover image in the iconic magazine's 104-year history. Rashford,…