OVERLAND PARK, Kansas, July 7 -- Sen. Roger Marshall, R-Kansas, issued the following news release and letter: U.S. Senator Roger Marshall, M.D. (KS) joined a letter led by Senator Thom Tillis (NC) to U.S. Secretary of Agriculture Tom Vilsack requesting answers on the partnership with United Farm Workers (UFW) of America and the implementation of the department's program "Invest up to $65 Million in Pilot Program to Strengthen Food Supply Chain, Reduce Irregular Migration, and Improve Working Co  more