From March 2008 through the end of the year, 1.7 percent of the people arrested or given a summons were illegal immigrants, the report states. In addition, 86.9 percent of those “suspected to be illegal aliens were arrested on misdemeanor or traffic charges,” and 9 percent were arrested on felony charges.http://www.washingtonpost.com/wp-dyn/content/article/2009/04/03/AR2009040304290.htmlBy Jonathan Mummolo — Washington Post