In 2010 while walking outside the building where I used to work while mobilize, I was heading to another location when I for no apparent reason twisted my left ankle. When I twisted my ankle I did not immediately feel any pain or discomfort, so I just kept walking. Throughout the day I performed my job like I regularly did and I felt no pain. As the evening approached that day I began to have pain and my ankle began to swell to the point that I could not wear my tennis shoes or walk on it. I took some over the counter pain medication to try to go to sleep that night and the following day went to the troop medical clinic. The medical personnel at the clinic diagnosed me with an injury to my ankle, banded my ankle, gave crouches and put on a