During the annual absurdity of letting the Cowboys (and the Lions) own Thanksgiving, my brother and I wondered--and still wonder--why the Cowboys' punter's attempt to kick a ball he dropped was ruled an illegal kick. Isn't the drop kick still on the books? I insisted that it was, but my brother wasn't so sure.
After doing a little research, it appears that the drop kick is still a valid play in the NFL (and, I believe, in the NCAA). Here's the last successful drop kick:




