>> have a great sunday and america news headquarters is next. thanks for staying with us for the past three hours. >> take care, everybody. call on members of congress from both parties to come together and stand up for the kind of world we want to live in. the kind of world we want to leave our children and future generations. >> selling syria. president obama launching an all-out media tour. s sit-down interviews and address the nation on tuesday. as his administration releases disturbing video showing the horror of chemical weapons in that country. can the commander in chief convince a skeptical congress and a war-weary nation that america needs to get involved in another conflict. in this hour, chris smith, peter king, and with democratic supporting question democratic