A second boy has died after two children got into difficulty in the River Tyne in Northumberland.
Northumbria Police said Aras Rudzianskas, 13, from Newcastle, died in hospital on Tuesday.
David Radut, 14, also from Newcastle, died at the scene near the bridge at Ovingham on Saturday.
Chief Superintendent Sam Rennison, of Northumbria Police, said: “Our sincerest sympathies go to the loved ones of both boys and we will continue to provide whatever support we can at this devastating time.
“Since Saturday, our thoughts and those of the wider community have been with the families and friends of those affected.
“We would ask that the public continue to respect the privacy of the families both online and in the community.”
Aras was described as being in a critical condition after the incident and he died despite the efforts of medical staff.
The parents of both boys are being supported by specially trained officers.
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Online fundraising appeals have been set up for both families to help them pay for the funerals.
Earlier this week, flowers were laid close to where the friends had been playing.