WASHINGTON, July 31, 2007 – The United States will retain some presence in Iraq for the foreseeable future, the commander of Multinational Force Iraq said today. Army Gen. David H. Petraeus told Diane Sawyer on ABC’s “Good Morning America” that the American people understand that the United States cannot completely “unhook” from Iraq. “The question is, ‘What is the nature of our support, and what is the level of that support?’” Petraeus said. The general said he is not an optimist or a pessimist. “I’m a realist,” he said. He noted there have been times for optimism in Iraq over...