Discovery communications

SILVER SPRING, Md. - A man who railed against the Discovery Channel's environmental programming for years burst into the company's headquarters with at least one explosive device strapped to his body Wednesday and took three people hostage at gunpoint before police shot him to death, officials said.

SILVER SPRING, Md. - Police shot and killed a man upset with the Discovery Channel network's programming who took two employees and a security officer hostage at the company's headquarters Wednesday, officials said.

SILVER SPRING, Md. - Police shot and killed a man upset with the Discovery Channel network's programming who took two employees and a security officer hostage at the company's headquarters Wednesday, officials said.

SILVER SPRING, Md. - Police say the gunman who took three people hostage at the Discovery Channel network's programming has died after they shot him.