Russian Hackers Leak Rio Athletes' Files

The World Anti-Doping Agency (Wada) has condemned Russian hackers for leaking confidential medical files of star US Olympic athletes. Athletes affected include tennis players Venus and Serena Williams and teenage gymnast Simone Biles.

Former Israeli President Shimon Peres is in intensive care after suffering a serious stroke, medical officials say. The head of the Sheba Medical Centre in Tel Hashomer, where he is being treated, said Peres's stroke caused "lots of bleeding". He had been sedated and was breathing with the help of a respirator, his office said.

Aid trucks are waiting to deliver supplies to besieged Syrians amid a nationwide ceasefire that largely appears to be holding on its first full day, the UN says. It is hoped that emergency aid deliveries will start on Wednesday.