host: we would like to thank alan bjerga from bloomberg.also like to thank you for being with us today on washington journal. tune in again tomorrow when the show comes back on at 7:00 p.m. thank you for being here. ♪ announcer: on c-span, here from the developer of the at used by cambridge analytica to collect personal information of facebook users and its impact on the 2016 presidential election. that is followed by the hearing on the u.s.'s government response. and --here nikki haley announce why the u.s. is leaving the u.n. human rights council. lawmakers heard from a technology researcher who developed the app for cambridge analytica. collectow the firm to information from facebook users. members of the senate commerce subcommittee looked into how that data influenced the presidential campaign. this hearing is one hour, 40 minutes. >> good afternoon. i apologize for our tardiness.

here with insight is bloomberg's agriculture reporter alan bjerga from washington. not only about china retaliating on trade with a potentially swabian productions, but it is also about nafta. the u.s. administration just fighting a -- on multiple fronts. alan: it is on multiple fronts. it is fronts that are important for agriculture. china, canada, mexico are always the top free markets by far for u.s. agricultural exports. in the case of china, there is not much they can retaliate against other than agriculture. there is a big market for front goods. a lot of nervous folks in farm country right now. you have been seeing it in the markets with soybeans reaching a two-year low. it will be hard selling the crop without significant discounts. it is too late to plant anything else. farmers are locked in. can you sort of amplify the fact that there really isn't a nation in the world that believes in free trade when it comes to agriculture? they are all protectionist. do you see that changing? to a it is a protectionist varying degree. you see liberalization of the less 3