Whats Wrong with this deer? [VIDEO]

Observation of the deer in your area is crucial in maintaining a healthy deer herd.

From observing EHD to fawn recruitment, we need to be aware of what is going on. Hunters are the people in our society with the ability and responsibility to observe and report what goes on in our woods. I am not sure what is going on in this video, but the hunter is clearly doing his due diligence in observing the wildlife around him. Personally I believe this is simple a broken leg, but the other suggestion is cancer. What do you think?