country. >> that's wrong. it actually ranks eighth. >> dale uses a spreadsheet to keep track of trump's false claims. >> they're all coded. >> these are all new lies? each one is a different lie? >> when he repeats it, i count it again. >> it's just incredible. it's like baseball statistics except if lying were like for hitters what an rbi is. >> listen to this one. >> trump lies about almost everything. every conceivable topic. over six weeks we tracked this summer, it was the economy and trade that had become the number one topic. >> you can't have a $500 billion a year trade deficit. >> the number is exaggerated. >> what is the effect of this barrage of lies? >> trump has created a situation where a lot of people who still trust him are not going to believe people who are trying to give them important, accurate information about their lives. whether that's doctors or