 The 767 also flew nonstop Charlotte-Los Angeles.Shortly before it was acquired by USAir, Piedmont was the first airline to announce fleet-wide adoption of the Traffic Collision Avoidance System (TCAS).Several commuter and regional airline affiliates provided passenger feed for Piedmont via code sharing agreements, including Britt Airways, Brockway Air, CCAir, Henson Airlines and Jetstream International Airlines.These operations were identified by several different names including Piedmont Commuter System, Piedmont Shuttle Link and The Piedmont Regional Airline.