This was probably taken by a soldier in 1954 and passed down through his family. It is the real McCoy. Let me know if you have any questions.
You can to view YouTube videos on this tour by entering "Marilyn Monroe" and "Korea". You will see that the picture matches the actual events. The item "MARILYN MONROE Candid Original Photograph USO Tour Korea 1954 Army Concert Photo" is in sale since Sunday, November 26, 2017. This item is in the category "Entertainment Memorabilia\Movie Memorabilia\Photographs\1950-59\Black & White".The seller is "cards_tickets_tunes" and is located in Pomona, Missouri. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Russian federation, Israel, Mexico, New Zealand, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica.