At the request of tea party leaders in Arizona, famed Maricopa County Sheriff Joe Arpaio has promised to investigate the validity of Barack Obama's purported long-form birth certificate in a determination of the president's eligibility for the county's 2012 election ballot. Read more: Arizona sheriff promises Obama-eligibility probe http://www.wnd.com/?pageId=335261#ixzz1VV6Kj7ZN