 Why did Maggie decide to save Ben?
With never a moment to rest, the pursuit through space felt like a game of hounds and hares ... or was it follow the leader? It had begun a week ago in Luna City. Under interplanetary law, that would mean ten years in prison and a dishonorable discharge. After all, was it right for a single second, a single insignificant second, to destroy a man's life and his dream? Each whiteness became brighter and closer, like shrinking spokes of a wheel with Ben as their focal point. He knew that the tiny needle had imbedded itself deep in his flesh, knew that the paralyzing mortocain was spreading like icy fire into every fiber and muscle of his body.
 She knew her husband needed an astrogator.
 She felt sorry for him, knowing he hadn't meant to kill Cobb.  She knew her husband needed an astrogator.  She was also on the run and needed a companion.  She was pressured by the others.