National Security

Updated at 12:59 p.m. ET

Steve Bannon has been removed from his controversial role on the National Security Council just months after he was elevated to the position.

President Trump's chief strategist will no longer be a regular attendee of the principals committee of the NSC, but he will retain his role as senior adviser for domestic affairs.

If the Chinese military is regularly hacking into the computers of U.S. organizations, as an American security firm says, it raises all sorts of questions about how the U.S. should respond.

Is this a job for the military or the intelligence agencies? What role should diplomats and trade officials be playing?

The report issued this week by the IT security consultancy Mandiant says it has traced the hacking activity to the People's Liberation Army's Unit 61398, which has "systematically stolen hundreds of terabytes of data from at least 141 organizations."