In so many accidents, and in the case of many injuries as well, fault may be called into question.  Most of the time there will be resistance to admit guilt, even if it is very clear that there was a guilty party and an innocent party.  One of the best reasons to hire an experienced legal firm to help you with your Knoxville personal injury claim is that they can help guilt to be established.  It is best to have a legal team behind you who is very experienced with dealing with insurance companies and the courts in a way that you may not be prepared to.