They are mostly not exempt, see: http://www.washingtonpost.com/wp-dyn/content/article/2010/11/22/AR2010112207450.html http://www.washingtonpost.com/wp-dyn/conte

They are mostly not exempt, see: http://www.washingtonpost.com/wp-dyn/content/article/2010/11/22/AR2010112207450.html http://www.washingtonpost.com/wp-dyn/content/article/2010/11... The exception are the rare members travelling with a security detail, i.e. when the security detail is armed.