Originally posted by the Voice of America. Voice of America content is produced by the Voice of America, a United States federal government-sponsored entity, and is in the public domain. Argentina Battles Locust Plague in Northern Province VOA News Argentinian authorities are battling the country's largest locust invasion this year, in the northern province of Formosa. The plague of locusts is said to be double the size of two other swarms. Officials fear the locusts, known for destroying crops, will jeopardize the food supplies for livestock. Hector Emilio Medina, the director of Argentina's National Locusts Control Program, told the Associated Press the locusts are very difficult to control. Medina also warned a new locust cloud was just spotted in the Bolivian