Agon-Coutainville (dpa) - Three children have died in a boat accident in Normandy according to media reports. The boat is said to have turned over in the afternoon about 800 meters off the coast at Agon-Coutainville in the English Channel, as the station Franceinfo reported. Three adults had been aboard the boat, so they were slightly injured. The children were 7, 9 and 13 years old, reported the French news agency AFP. The prosecution to determine the cause of death.