On 07/01/2014 E was pulling on a wrench with his right hand to loosen a nut. The wrench slipped and fell on his left hand pinching his left pointer finger against a bolt. On the night of 07/08/2014 the finger started swelling and turning red. E reported the incident on the morning of 07/09/2014 and was taken to medical care giver and received antibiotics to treat infection.