President Obama's State of the Union Address and the Republican rebuttal will air live on MSNBC and msnbc.com on Tuesday, January 20th at 8 p.m. ET, followed by post-speech analysis. At key points throughout the evening, the MSNBC audience will have the opportunity to share their reactions through real-time voting technology. These results will be featured on air and online. Check back here on Tuesday to join in.