for the poor, but he is not a doctor for the poor, he s a doctor for himself. these charges are absolutely false. reporter: for his part, cassidy kept up the drum beat, that cassidy is about to continue president obama s agen agen agenda. obama care is deeply unpopular in louisiana, but when asked by cassidy about revelations the bill was written in a way to dezee voters, she was forced to gefd it. i don t talk to jonathan gruber, i talk to my con stitch wents. reporter: the candidates sparred over taxes, entitlements gun rights and abortion, but claimed common ground on the keystone xl pipeline. landrieu promised that after failing in november, she would work to get keystone passed, an issue cassidy can already claim