TEHRAN, October 25- Various American military aircraft, primarily Global Hawk drones, have conducted over 100 reconnaissance missions over the Black Sea this year. Some flew as close as 10km (6 miles) to the Russian border, a high-ranking regional army official announced.
French President Francois Hollande warned on Tuesday that Ukraine risked descending into chaos and civil war if the presidential election planned for May 25 is not held.