BAGHDAD (Reuters) - A suicide car bomber drove into a convoy carrying Iraq's justice minister on Saturday, killing five bodyguards but leaving him unscathed, in an attack claimed by a group led by al Qaeda ally Abu Musab al-Zarqawi. A statement posted on an Islamist Web site said the attack was carried out by the military wing of Zarqawi's Tawhid and Jihad group, blamed by Washington for a series of deadly suicide bombings in Iraq and for executing at least three hostages. Witnesses said the attacker drove toward the convoy close to the home of Justice Minister Malik al-Hassan and...