Mi Castle News Today

captioning sponsored by macneil/lehrer proctions >> woouff: good evening. im judyoodruff. the obama admistration rolls out new proposals to help mile class americans. >> ifill: and im gwen ifill onhe newshour tonight, would new tacredits for children w1 and the derly win over main street without losing wall street? >> woodruff: then, an aq update aftereadly bomb blasts hit hotels ibaghdad. >> ifillas threats and plots multiply around the world,ow rong is al qaeda? margaret warner pos t...