© Reuters. A French investigation team arrives to the Ministry of Aviation to meet with the aviation minister with regards to EgyptAir flight MS804, at the Cairo International Airport By Ahmed Aboulenein and Amina Ismail CAIRO (Reuters) - Egypt deployed a submarine on Sunday to hunt for the black box flight recorders of the EgyptAir plane that crashed in some of the deepest waters of the Mediterranean Sea with 66 people on board, President Abdel Fattah al-Sisi said. Ships scouring the sea north of Alexandria for three days have found body parts, personal belongings and wreckage from the Airbus 320, but are still trying to locate the recorders which could shed light on the cause of Thursday's crash. Sisi said that underwater equipment from Egypt's offshore oil industry was being brought in to help the search. "They have a submarine that can reach 3,000 meters under water," he said in a televised speech. "It moved today in the direction of the plane cr...