Alex Rodriguez and Jennifer Lopez are together again! The couple reunited in the Dominican Republic this week, where Lopez has been filming her upcoming movie, . To celebrate their reunion, Rodriguez took to Instagram to share a stunning pic of himself with his fiancée.In the shot, Lopez, wearing ripped, white jeans and a tight white T-shirt, stares off into the distance, as Rodriguez, wearing khakis and a white polo, stands behind her with his arm lovingly placed on her shoulder.«Perfection in