The Biden administration says an American aid worker kidnapped in West Africa more than 6 years ago has been freed. In 2016, gunmen took Jeffrey woodke from his home in Niger, where he'd been doing humanitarian aid work for more than 30 years. Officials believe witkey was moved over the years into Mali and Burkina Faso, while the administration's thanking Niger's government for helping free wood key. A senior official would not say exactly what led to the release or