the free market, a lot of small businesses duking it out. not all these huge power centers based in d.c. that's what's ruining the country. >> congressman, we're out of time. you wailed against d.c. a number of times in this conversation from washington, d.c., where you are. >> yes. >> where you are, congressman. >> where i ran. >> you're part of the web! you're part of the web. >> i'm james madison and adam smith incarnated. i'm doing my best. >> congressman, i always enjoy you, sir. thank you. >> you bet. turning to iraq now, after iraq's prime minister declared victory in mosul, reuters now reporting pockets of resistance from islamic state militants remain in the old city. nbc's richard engel had unprecedented access to the front lines in the fight to free the city from the grip of isis. he joins us live now from erbil. this is roughly 50 miles southeast of mosul. richard, good to see you, sir. what's happening inside mosul right now?