S&P buys stake in Nigerian rating agency  |  Nigerian youth channel punk spirit at Wake Up! 2  |  Zambia seeks to boost copper output amid global demand surge  |  Bristol Old Vic stages modern Romeo tale  |  New UK initiative helps women understand bodies and close gender  |  Bristol’s Kidical Mass demands safer cycling for children  |  Bristol Nitrogen Dioxide Levels Rise Amid Calm Weather  |  Bristol boosts film and TV sector with £4.5m grant scheme