Malala Vows to 'Bring Back Our Girls'

Pakistani activist Malala Yousafzai who survived being shot by the Taliban because she advocated education for girls, holds a picture of kidnapped schoolgirl Sarah Samuel with her mother Rebecca Samuel, during a visit to Abuja, Nigeria, Sunday July 13, 2014. Malala Yousafzai traveled to Abuja in Nigeria to meet the relatives of schoolgirls who were kidnapped by Boko Haram three months ago. (AP Photo/Olamikan Gbemiga)

Pakistani activist Malala Yousafzai, who survived being shot by the Taliban because she advocated education for girls, listens to a parent of one of the kidnapped schoolgirls held captive by Islamic extremists for nearly three months, during a Bring Back Our Girls campaign, in Abuja, Nigeria, Sunday July 13, 2014. Malala Yousafzai traveled to Abuja in Nigeria to meet the relatives of schoolgirls who were kidnapped by Boko Haram three months ago. (AP Photo/Olamikan Gbemiga)

Pakistani activist Malala Yousafzai, who survived being shot by the Taliban because she advocated education for girls, poses for a photograph with the organizers of Bring Back Our Girls campaign, in Abuja, Nigeria, Sunday July 13, 2014. Malala Yousafzai traveled to Abuja in Nigeria to meet the relatives of schoolgirls who were kidnapped by Boko Haram three months ago. (AP Photo/Olamikan Gbemiga)

Pakistani activist Malala Yousafzai, who survived being shot by the Taliban because she advocated education for girls, visits Abuja, Nigeria, Sunday July 13, 2014. Malala Yousafzai traveled to Abuja in Nigeria to meet the relatives of schoolgirls who were kidnapped by Boko Haram three months ago. (AP Photo/Olamikan Gbemiga)

Pakistani activist Malala Yousafzai, who survived being shot by the Taliban because she advocated education for girls, visits Abuja, Nigeria, Sunday July 13, 2014. Malala Yousafzai traveled to Abuja in Nigeria to meet the relatives of schoolgirls who were kidnapped by Boko Haram three months ago. (AP Photo/Olamikan Gbemiga)

Pakistani schoolgirl activist Malala Yousafzai (2nd L) sits with her father Ziauddin Yousafzai (2nd R) and Malala Fund CEO Shiza Shahid (L) during a meeting with the leaders of the #BringBackOurGirls Abuja campaign group, in Abuja July 13, 2014. REUTERS/Afolabi Sotunde (NIGERIA - Tags: EDUCATION SOCIETY POLITICS CIVIL UNREST)

Pakistani schoolgirl activist Malala Yousafzai (R) reacts as she listens during a meeting with the leaders of the #BringBackOurGirls Abuja campaign group, in Abuja July 13, 2014. Seen on left is Malala Fund CEO Shiza Shahid. REUTERS/Afolabi Sotunde (NIGERIA - Tags: EDUCATION SOCIETY POLITICS CIVIL UNREST)