Children of jailed Iranian activist accept Nobel Peace Prize on her behalf

Read MoreMohammadi’s prize was placed on an empty chair between her 17-year-old twins, Ali and Kiana Rahmani, at the award ceremony in Oslo, Norway on Sunday.Mohammadi’s prize was placed on an empty chair between her 17-year-old twins, Ali and Kiana Rahmani, at the award ceremony in Oslo, Norway on Sunday.