EGLIN AIR FORCE BASE, Fla. (AP) - The Air Force conducted a second test Friday of the "Mother of All Bombs," officially the Massive Ordnance Air Blast. The blast occurred early Friday afternoon, Eglin spokesman Jake Swenson said. Air Force officials said the weapon detonated as planned, hit its target area and released a mushroom cloud of smoke that rose more than 10,000 feet in the air. The 21,700-pound bomb, which contains 18,700 pounds of explosives, was first tested March 11, eight days before the United States invaded Iraq. The spring blast shook windows miles away, although some people in...