Summary: A U.N. Security Council emergency session amid rising tensions on the Korean Peninsula ended after more than eight hours without an agreement. North Korea warned of a “catastrophe” if South Korea went ahead with military live-fire drills on Yeonpyeong Island. … One-year retrospective: One year ago today, on December 20, 2009, Aubrey Immelman reported that Lt. Col. Thomas B. Gukeisen, who commands 600 soldiers at Forward Operating Base Altimur in Logar province, Afghanistan, has achieved success operating by his own innovative ideas about counterinsurgency warfare.