Can't be too difficult to tell if someones been stabbed or shot http://www.bbc.co.uk/news/uk-england-birmingham-28160654
'tis true I'm afraid. Caught tampering with evidence trying to get his own cock off the block, so to speak.
When I did my CID entrance exam the interview board explained they want to test my general knowledge so they asked me who killed Jesus. When I said I did not know they told me to come back when I had found out. As I was leaving the office one of my colleagues asked me how it had gone, I said "Brilliant, i'm on a murder case already"