sentences:  Later in 1972, he teamed with David Reher and Buddy Morrison.The three Texans pooled their limited resources and forged a longstanding partnership after Bobby Cross left the team to pursue his own business ventures.The Reher-Morrison-Shepherd team won NHRA's Division 4 Modified championship in 1973, and took a class win at the 1974 Winternationals in a pumpkin orange Chevrolet-powered F/Gas Ford Maverick.