Georgia Arnold, Executive Director of the MTV Staying Alive Foundation. UNAIDS, UNICEF, UNFPA, WHO, PEPFAR, the Global Fund to Fight AIDS, Tuberculosis and Malaria, the MTV Staying Alive Foundation and youth movements represented by PACT and Y+ joined President Uhuru Kenyatta to launch All In, a new platform for action to end the AIDS epidemic among adolescents. Nairobi, Kenya, 17 February 2015. Credit: UNAIDS

More than 200 young advocates and leaders from adolescent and youth movements were present at the launch of All In. Credit: UNAIDS

Craig McClure, Chief of HIV/AIDS, UNICEF and UNAIDS Deputy Executive Director Luiz Loures. UNAIDS, UNICEF, UNFPA, WHO, PEPFAR, the Global Fund to Fight AIDS, Tuberculosis and Malaria, the MTV Staying Alive Foundation and youth movements represented by PACT and Y+ joined President Uhuru Kenyatta to launch All In, a new platform for action to end the AIDS epidemic among adolescents. Nairobi, Kenya, 17 February 2015. Credit: UNAIDS

More than 200 young advocates and leaders from adolescent and youth movements were present at the launch of All In. Credit: UNAIDS

UNAIDS, UNICEF, UNFPA, WHO, PEPFAR, the Global Fund to Fight AIDS, Tuberculosis and Malaria, the MTV Staying Alive Foundation and youth movements represented by PACT and Y+ joined President Uhuru Kenyatta to launch All In, a new platform for action to end the AIDS epidemic among adolescents. Nairobi, Kenya, 17 February 2015. Credit: UNAIDS

President Kenyatta of Kenya speaking. Sitting at the podium, Omar Abdi, Deputy Executive Director, UNICEF; and UNAIDS Deputy Executive Director Luiz Loures. UNAIDS, UNICEF, UNFPA, WHO, PEPFAR, the Global Fund to Fight AIDS, Tuberculosis and Malaria, the MTV Staying Alive Foundation and youth movements represented by PACT and Y+ joined President Uhuru Kenyatta to launch All In, a new platform for action to end the AIDS epidemic among adolescents. Nairobi, Kenya, 17 February 2015. Credit: UNAIDS

President Kenyatta commits Kenya to take a leading role in the All In initiative to end adolescent AIDS. Credit: UNAIDS

UNAIDS, UNICEF, UNFPA, WHO, PEPFAR, the Global Fund to Fight AIDS, Tuberculosis and Malaria, the MTV Staying Alive Foundation and youth movements represented by PACT and Y+ joined President Uhuru Kenyatta to launch All In, a new platform for action to end the AIDS epidemic among adolescents. Nairobi, Kenya, 17 February 2015. Credit: UNAIDS