AdvertisementNobel Peace Prize Goes To Women Striving For Peace In Liberia And Yemen00:00Download AudioResumeOctober 07, 2011Mark MemmottfacebookEmailLeft to right: Nobel Peace Prize laureates Tawakkul Karman of Yemen, President Ellen Johnson Sirleaf of Liberia and Liberian "peace warrior" Leymah Gbowee. (AFP/Getty Images)