Warplanes attack a military airport in the Libyan rebel stronghold. It's the first assault on the city since the uprising began a month ago. Meanwhile, intense fighting occurs in Ajdabiya as Kadafi moves to crush the rebellion.Moammar Kadafi's warplanes bombed a military airport in Benghazi on Wednesday, the first assault on the eastern rebel stronghold since a revolt by inexperienced fighters with outdated weapons began one month ago to topple the Libyan dictator.