A couple jokingly took their children’s DNA tests and the shocking revelation about their 12-year-old son came as a shock.

NEW YORK : A couple in the United States got their children’s DNA tests done as a joke, the results of which revealed something about their 12-year-old son that shocked both of them. According to the Daily Star, 47-year-old Donna Johnson and her husband learned from the DNA test results that the son they had been raising for 12 years as their own son was not actually their son. Donna and her husband had two sons. The eldest was 18 years old and was proven to be their son, but the younger son, Tim, was not. Upon investigation, it was discovered that during the IVF procedure, doctors had placed another couple’s embryo in Donna’s womb, which she gave birth to.