FILE - In this Monday, Jan. 24, 2011 file photo, Yemeni women hold placards and a photograph of activist Tawakkul Karman during an anti-government rally in Sanaa, Yemen. Placards read in Arabic, " Arresting Karman is an unethical incident against the Yemeni Women". The 2011 Nobel Peace Prize was awarded Friday, Oct. 7, 2011 to Liberian President Ellen Johnson Sirleaf, Liberian peace activist Leymah Gbowee and Tawakkul Karman of Yemen for their work on women's rights. (AP Photo/Hani Mohammed, File)