It makes sense, for charges about an attempt. Presumably if you attempt to kill someone in a way that doesn't work, you may try again in a way that does later.

It makes sense, for charges about an attempt. Presumably if you attempt to kill someone in a way that doesn't work, you may try again in a way that does later. Also, a case can probably be made that while attempted murder may not be harmful to the intended victim (in some cases), it's still harmful to society.