A group of U.S. Senators is encouraging action to be taken in the potato dispute with Mexico. In a letter sent to Secretary of Agriculture Sonny Perdue and U.S. Trade Representative Robert Lighthizer, the lawmakers urged more support for U.S. exports of fresh potatoes. Mexico was the third most important destination for potato exports in the marketing year 2019, valued at $239 million. Brian German, Multimedia Journalist for AgNet West report here.