Muller's first break in television came when he took a job at WTOC-TV, the CBS affiliate in Savannah, Georgia. Shooting and editing his own stories in most cases, Muller got an immediate and intense education on military coverage as he reported on troop mobilizations from Fort Stewart and Hunter Army Airfield during the raids in Panama and the Persian Gulf War.
Muller's initial foray into television journalism involved producing his own news reports at WTOC-TV, a CBS affiliate in Savannah, Georgia. He gained practical experience in military coverage by reporting on troop movements from Fort Stewart and Hunter Army Airfield during the Panama and Persian Gulf Wars.