On 1 December 2010, Amazon.com cut off WikiLeaks 24 hours after being contacted by the staff of Joe Lieberman, Chairman of the U.S. Senate Committee on Homeland Security.
On 1 December 2010, Amazon.com ended its partnership with WikiLeaks after being contacted by the office of Joe Lieberman, chairman of the U.S. Senate Committee on Homeland Security, which oversees national security issues.