Michael John Estocin was a United States Navy officer and a recipient of the United States military's highest decoration—the Medal of Honor—for his actions in the Vietnam War.

The Douglas A-4 Skyhawk is a single-seat subsonic carrier-capable light attack aircraft designed and produced by the American aerospace manufacturer Douglas Aircraft Company, and later, McDonnell Douglas. It was originally designated A4D under the United States Navy's pre-1962 designation system.