**FILE** This file television footage in Mazar-i-Sharif, Afghanistan, Saturday Dec,1 2001, shows John Walker Lindh at right, claiming to be an American Taliban volunteer. The lawyer and parents of John Walker Lindh, the American-born Taliban soldier serving 20 years in prison after his capture in Afghanistan, called on President Bush on Wednesday, April 4, 2007, to commute his sentence and set him free. (AP Photo/APTN)