In Chapter 10, what was the last sighting of Murph?

A man who was shopping in the marketplace, said that people had tried to break Murph's trance. They had begged and pleased for him to return to the outpost. Murph caught the eye of a beggar. They last anyone saw Murph, they saw him go to the beggar. The beggar took Murph by the hand and led him into the dark.