Bipartisan U.S.-Mexico congressional caucus launches amid diplomatic strain

A bipartisan group of House lawmakers will launch a new U.S.-Mexico caucus on Thursday, aimed at strengthening ties between the two countries on trade, security and culture at a moment of mounting tension in the bilateral relationship. Rep. Joaquin Castro, Democrat of Texas and ranking member of the House Foreign Affairs Subcommittee on the Western Hemisphere, and Rep. Rudy Yakym, Republican of Indiana, will serve as co-chairs of the caucus. …