going to happen, but it adds another layer for the moderator. >> right. biden didn't tag take much flac. elizabeth warren question by mark lacey of the u.s. times, he tried three times to get an answer on the cost of the medicare for all program. let's take a look. >> you've not specified how you're going to pay for the most expensive plan, medicare for all. will you raise taxes on the middle class for -- to pay for it, yes or no? >> i have made clear what my principles are here and that is cost will go up for the wealthy and for big corporations. >> she ducted again. the moderators today fine job, but they packed a less punched on the nationals on their way to the world series. the reason this debate is not getting as much attention, impeachment has frozen the race. if amy klobuchar had a good