BBCA man who laced sweets with tranquilliser and gave them to children at a summer camp in Leicestershire has admitted sexual offences against two boys, aged nine and 10.Jon Ruben was arrested after eight children and one adult fell ill at Stathern Lodge in July.The 76-year-old, from Ruddington in Nottinghamshire, pleaded guilty to a total of 17 charges when he appeared at Leicester Crown Court on Friday.However, he denied one of the sexual offences he was charged with, which was against a nine-year-old boy.The court heard the victims were under-privileged children who were staying at a summer camp, which was run by Ruben.Mary Prior KC, prosecuting, said Ruben played a "sweet game" with the children, in which he would go into the boys' rooms when they were getting ready for bed and ask them to eat sweets "as quickly as they can".This breaking news story is being updated and more details will be published shortly. Please refresh the page for the fullest version.You can receive Breaking News on a smartphone or tablet via the BBC News App. You can also follow @BBCBreaking on X to get the latest alerts.