The boys visiting the Eiserbachsee, a lake in Germany
Two British children have died because being pulled from a lake during a holiday in Germany.
The brothers, age of seven and nine, were visiting the Eiserbachsee, near Aachen, when their parents reported them missed on Thursday afternoon.
Rescue worker found the boys in the lake, which is close to the border with Belgium, and they were taken to hospital but did not survive.
Some reports say they can not swim that is why they die.
The public prosecutor's office in Aachen said it was trying to work out whether there was any suspicion of a criminal offence, including negligence.
But a spokeswoman said: "We don't have a specific focus, we're just doing our job."