A video of a woman marrying a marine with a 4-year-old son from a previous relationship quickly went viral after capturing the moment the bride turned to the boy with a message for him. Until that point, the wedding had gone smoothly, but that all changed as the groom stood at the altar with his son and bride. Senior Airman Emily Leehan (right) pictured with Sgt. Joshua Newville (left) and his son Gage (center) (Photo Credit: Screenshot) After S…