... but sent the dragoons, light infantry, and Ringgold's battery in pursuit, the latter under Lieutenant Randolph Ridgely. The light infantry was of two battalions, under Captain George A. McCall and Captain C. F. Smith . The route of march was through a dense chaparral on both sides of the road, the infantry finding their way as best they could through the chaparral, the dragoons and Texas Rangers moving on the ro...