Lincoln just revealed its new Aviator crossover that will take on luxury SUVs from Cadillac, Audi, a

Lincoln revealed its new three-row Aviator SUV at the LA Auto Show. The crossover SUV will slot between the smaller Nautilus and the full-size Navigator in Lincoln's lineup. A robust, 400-horsepower V6 and an even more powerful 450-horsepower hybrid are on order. The great American four-door luxury car is vanishing, but it's being replaced by SUVs.  That's an industry-wide trend, and Lincoln, Ford's revived luxury brand, is right in the middle of it. Lincoln launched a new Navigator...