A Washington state man has been taken into custody after suspicious packages were found at military bases and CIA headquarters in the Washington, D.C. area, according to the FBI, and officials said it's possible other packages were mailed to additional mail processing facilities in or near the nation's capital.Thanh Cong Phan, 43, was arrested at his residence in Everett, Wash., Monday by the FBI Seattle's office and the Snohomish County Sheriff's Office. Phan is scheduled to make an initial court appearance Tuesday afternoon in the Western District of Washington, the FBI said.An investigation determined Phan appeared to have sent the packages, which contained potential destructive devices, from the Seattle area to mail processing facilities at military bases and CIA headquarters in Langley, Va., the FBI said.Each package was collected for further analysis at the FBI lab at Quantico, Va., and at least one contained explosive material, the agency said.Officials at Fort Belvoir in suburban Virginia confirmed to ABC News Monday night that a suspicious package was found there that afternoon, and was contained and rendered safe.Michael Howard, an Army spokesman, confirmed reports that one of the suspicious packages was sent to National Defense University at Fort McNair around 8:30 a.m. Monday.That package contained explosive material, testing positive for black powder and residue. No injuries are reported.”

Scanning machines at the facilities detected the suspicious materials upon receipt and the packages are being examined at the FBI lab in Quantico, Virginia, the law enforcement official said. Suspicious packages were received on Monday at mail processing sites at Fort Belvoir, Virginia, Joint Base Anacostia-Bolling, which is a Navy-Air Force facility in the District of Columbia, and Fort Lesley J. McNair in the U.S. capital, the agency said. Roughly a dozen packages were sent Monday to sites including Joint Base Anacostia-Bolling and Fort Lesley J. McNair in the district; at Fort Belvoir, in Virginia; the Naval Surface Warfare Center Dahlgren Division, in Dahlgren, Virginia; and the CIA. Postal Inspection Service is ongoing, and it is possible that more packages were mailed to additional mail processing facilities in the Washington, D.C. metropolitan area.
The FBI arrests Everett, Washington, 43-year-old Thanh Cong Phan on suspicion of charges of illegally shipping explosive materials by sending 12 package bombs to the CIA as well as multiple military and government facilities in the Washington, D.C. area. Those devices did not explode.