San Francisco (AP) -- 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 to commute his sentence and set him free. The renewed call to shorten the sentence was based on the relatively light term Australian David Hicks received Saturday after pleading guilty to supporting terrorism. Hicks, who had been imprisoned for five years at Guantanamo Bay and acknowledged aiding al-Qaida during the U.S.-led invasion of Afghanistan, was given a nine month sentence. "In the atmosphere of the time, the best...