i can tell you, if anybody trying to pressure bob mueller, he has nerves of steel and frankly integrity of titanium, so there couldn't be -- bob mueller is also the innocent man's best friend. if he finds no evidence of criminal wrongdoing, he'll scream it from the rooftops. >> thank you all for joining me. after the break, msnbc's jacob soboroff gets an exclusive look inside a texas processing center where families who just crossed the border are waiting in limbo. you don't want to miss this. s