They were never going to just say that Oswald was Lovelady. These people were arrogant, but they weren't that arrogant. They knew they had to do something to "Lovelad-ify" him, and what they did was move over the top of Lovelady's head from the 1950s photo.
Here is how Doorman must have looked before they messed with him.
You cannot understand the JFK assassination without grasping the photographic alteration that was done. The JFK assassination is the most photographically altered event of all time.