Kevin Kenney Profile: Kevin Kenney Events (2) (Shortly After 8:48 a.m.) September 11, 2001: Sheriffs with President Bush’s Secret Service Detail Unaware of Crash at the WTC 2001-09-11 (9:04 a.m.-9:55 a.m.) September 11, 2001: Security around Air Force One Increased amid Fears that Plane May Be a Terrorist Target 2001-09-11