Singer Janelle Monáe, Empire actress Taraji P Henson and boxer Laila Ali have been announced as the new ambassadors of Keep a Child Alive, the AIDS charity founded by Alicia Keys in 2003 which aims to get HIV medications to African children and families.

Marking World AIDS Day yesterday, Keys tweeted 'Thank you 2 my sistas @TherealTaraji @JanelleMonae & @TheRealLailaAli for joining @keepachildalive & I in the fight against AIDS! #GirlPower'.