are unclear. michael phelps appearing on capitol hill today. he's testifying before a congressional committee that is looking into ways to improve the international anti-doping system. phelps telling lawmakers he doesn't believe he's always been in competitions in which all of the athletes were clean. and how about this one, google owned robotics firm unveiling it's newest creation. you've got to see this video to believe it. it's name is handle. boston dynamic says this hybrid research robot is six and a half feet tall, travels nine miles an hour, it can jump four feet into the air. companies says it's wheels are efficient on flat surfaces, it's legs can take it almost anywhere. i am afraid that thing is going to rule all of us some day. but for right now, it's kind of cute. ny back to the top story now. president trump heads to capitol hill tonight, he will deliver his first address to a joint session of congress. it is not just about what will be in this speech, it's also about how the speech will be