began. the think the prevailing view is that if there is nothing to hide, the investigation will show there is nothing to hide. there are not any republican that's were trying to pass of robert mueller's credibility here. >> they're for helping me break all of that down. it is right here on msnbc. coming up, in session, what more we can expect when the attorney general testifies coming up. when your pain reliever stops working, your whole day stops. awww. try this. for minor arthritis pain, only aleve can stop pain for up to 12 straight hours with just one pill. thank you. [ upbeat music playing ] you can't quit, neither should your pain reliever. stay all day strong with 12 hour aleve. check this sunday's paper for