VANDENBERG AIR FORCE BASE, Calif. - The first West Coast Delta IV Heavy&lt;br /&gt;
Launch Vehicle was launched from Space Launch Complex-6 here Jan. 20, 2011 at 1:10&lt;br /&gt;
p.m. PST. The largest rocket ever to launch from the West Coast of the United States&lt;br /&gt;
carried a national security payload for the National Reconnaissance Office.