The Ten Most Wanted Men

"Little Johnny's kindergarten class was on a field trip to the local police station, where they saw pictures of the 10 Most Wanted men tacked to a bulletin board.

One of the youngsters pointed to a picture and asked if it really was the photo of a wanted person.

'Yes,' said the policeman. 'The detectives want him very badly.'

So Little Johnny asked, 'Why didn't you keep him when you took his picture?'"