STRIKER FORCE.

This article focuses on the increased security the U.S. troops are struggling to employ in Baghdad, Iraq. Al Qaeda groups are using cities that surround Baghdad as staging grounds for attacks, necessitating a U.S. military presence in nearby provinces. The Stryker armored vehicle unit that is previewed in the article speaks of their increasingly wide-ranging missions, which may require tracking Sunni insurgents one day and Shiite militia the next.