After the U.S. killed a commander of an Iran-backed militia in Baghdad, pressure is mounting on Iraq's government to expel America's 2,500 military personnel.
A mortar blast killed two Marines in Iraq almost 20 years ago. But families weren't told for years it was "friendly fire," a tragic accident, despite regulations. Some of the wounded were never told.
Two decades ago, then-President George W. Bush announced the start of combat operations in Iraq. The bloody occupation that followed lasted longer and cost more in lives and money than anyone guessed.
