William Fraser

(Rachel Lippmann/St. Louis Public Radio

Two Change of Command ceremonies commemorated new leadership at Scott Air Force Base on Monday.

Gen. Paul Selva now leads U.S. Transportation Command at Scott after Gen. William Fraser’s retirement. Gen. Darren McDew replaces Selva as head of Air Mobility Command.

(Rachel Lippmann/St. Louis Public Radio

The general who led the logistics arm of the United States military through the troop surge in Afghanistan, earthquakes in Haiti and Japan and combat operations in Libya has relinquished command.

Gen. Duncan McNabb will retire in November after 37 years in the Air Force. At a Scott Air Force Base ceremony today, he handed the reins of the United States Transportation Command to Gen. William M. Fraser. Defense secretary Leon Panetta and the chairman of the Joint Chiefs of Staff, Martin Dempsey, were among the dignitaries in attendance.