DES MOINES, Iowa, April 19 -- The office of the U.S. Attorney for the Southern District of Iowa issued the following news release: World Migratory Bird Day will be celebrated May 11, 2024, and again on October 12, 2024, aligning generally with migration patterns. The state of Iowa is located within the Mississippi Flyway, the longest overland flyway in North America. The Mississippi Flyway is a critically important route for migratory birds as they migrate north in spring and south in the fall  more