Leadership: If anything shows how Democrats are beneath their office, it's how they snubbed the visiting leader of Colombia on his current trip. Sarah Palin, by contrast, shows respect.Based on their treatment of President Alvaro Uribe, who is here to plead for a free trade pact, it's almost as if Democrats don't want the U.S. to have allies. Uribe made a rare visit to Washington, and shamefully few Democrats agreed to meet him. Uribe didn't come asking for much — only that Congress keep its word on an agreement that will drop tariffs on American goods sold in Colombia and...