crystal ball any more than anybody else does. but they lost a chunk of dough on this rally. reporter: that's good news unless your farmield is one of those drowning in rain water which means you don't have a crop. but if you have got one, sell sell sell. liz: thank you so much. this is what's coming you up tomorrow. china is on edge. tomorrow is the 30th anniversary of tienanmen square massacre. peace protesters schawt slaughtered by the d slaughtered by the hundreds, some say by the thousands. they were hoping to joint wave of democracy. now this, china's factory output, its economy is weakening. china and mexico showing a willingness to return to talks with the u.s. joining me is senator kevin cramer. the president is saying he has no choice. these two countries have abused the united states for to go long. he's exactly right on both points in both countries. and his instincts, his understanding of leverage. he always understood if you have a $400 billion trade deficit with somebody, they have more to lose than you have to loose. he has been exercising that leverage in the fact that china's economy is suffering so m