leave the region? >> clearly, i don't think that assad could take in power forever. if syria goes down, it means iran loses it its best friends in the world. that's really good for everybody else. not only the gulf arabs but for us. >> gordon chang, thank you so much. two sisters released from prison for medical reasons. they're looking for a full pard. now mississippi's governor is weighing in. you'll hear from them. but first -- in boston, massachusetts, more than 2,000 women are homeless. this week's cnn hero is giving them something they can count on. quality health care right met shelters for free. her name is roseanna means. >> are you okay? every week i talk to women who are sleeping outside. it's only 17 degrees. i didn't want you to get frozen. so much pain and suffering on