The FBI continues its investigation into Ptech, a Boston-area software company suspected of having a connection to Yasin al Qadi, an alleged terrorist. NPR's Chris Arnold reports.
NPR correspondent Chris Arnold is based in Boston. His reports are heard regularly on NPR's award-winning newsmagazines Morning Edition, All Things Considered, and Weekend Edition. He joined NPR in 1996 and was based in San Francisco before moving to Boston in 2001.