sanchez, thank you so much. let's discuss that and that newest development from the representative for the house speaker, paul ryan. cnn's political analyst margaret telev and julian zeletzer with us. margaret, would paul ryan come out by way of boris' reporting there saying he stands behind rob mueller's investigation, that he clearly shouldn't be intimidated is the message. >> this is an important marker for the house speaker to lay down for republicans in leadership to lay down. president trump turns to twitter to vent his frustrations for a number of reasons and sometimes it seems to be just to let off steam and he feels better and kind of goes back to a reset but sometimes it is to test or to float an idea, and i think for a lot of the republicans who are concerned about this, they see this as a moment to make very clear if he's testing the waters that he would face tremendous pushback from republicans as well as democrats on congress. >> and then clearly the president is demonstrating his frustration, isn't he, by tweeting, by venting, by being critical of mccabe, and then today, directly expressing his frustration at robert mueller, margaret. >> yes, he cer