By Jim Prueter
MotorwayAmerica.com
(September 26, 2017) SAN FRANCISCO — Luxury carmakers always have one flagship vehicle. Most often it is their biggest sedan, the one they want as their lead vehicle, one that radiates the essence of excellence, along with all the substance and presence of a dreadnought-class luxury sedan. For Lexus, that vehicle is the LS sedan, originally launched 28 years ago to compete with cars like the Mercedes-Benz S Class, BMW 7 Series and Audi A8 sedans.