Thirty years ago Engracia Figueroa, 51, was hit by a Bay Area Rapid Transit train that left her with a spinal cord injury and amputated leg.... " When they see a mobility device they should respect it, as if it is a person, because that's what it is--an extension of their person.... And we're trusting them with the rest of our body." Figueroa says this is the fourth time her wheelchair has been damaged in-flight....