tom chiarella, intruding editor at popular mechanics.ou can find his piece at popularmechanics.com. thank you again. guest: thank you. host: coming up next, we will be taking more of your phone calls in open phones. tell us what news event is on your mind this week. republicans (202) 748-8001. democrats (202) 748-8000. independents (202) 748-8002. we will be right back. this weekend on c-span, tonight at 9:30 p.m. eastern, the weekly standard annual political summit with the debate on president trump's foreign and domestic policies. sunday at 9:00 p.m., eric holder at the new england councils politics and eggs of that. columnist and cnn zito andor salena republican strategist brad todd on president trump's swing state strategies. and discussing the flying tigers, the untold story of the american pilots who waged a secret war against japan. c-span3,an history tv, saturday at 6:00 p.m. eastern, the civil war, the 150th anniversary of the ratification of the 14th amendment with clemson university history has professorill burton -- orville b