Real Madrid have signed rivals Atletico Madrid’s promising defender Theo Hernandez. The 19-year-old has signed a six-year deal with the Zinedine Zidane led side. He will be unveiled at the Santiago Bernabeu on Monday after undergoing a medical. Also, Madrid defender Fabio Coentrao has left the club for Sporting CP. The Portuguese wing back had endured a season of injuries during his time in Spain.