Gus. Gus is known as "Indian Tracker" and has to lead the cavalry to an Indian camp. Gus is trained to hunt and track down Indians. Trying to take over Gus's actions, Zits forces himself to not attack the Indians. He helps Bow Boy and Small Saint escape from the advancing cavalry.
Answer:
The answer to the riddle is Someone's heart. People's heart can be seen. It can even be moved but can't be seen. Hence, the answer to What can be touched but can't be seen?
Answer:
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