Thames Valley Police say a man who held his two-year-old twin daughters in an armed siege at a flat in Kidlington, Oxfordshire, has been arrested. The 38-year-old, who was believed to have a firearm, was Tasered by officers.
More top news
The First Lady gave an enthusiastic backing for the Democratic presidential frontrunner in a speech at the Democratic National Convention.
Vitaly Stepanov, who helped uncover the Russian doping scandal, says the IOC is less concerned about ridding world sport of drug cheats.
Colombian drug lord Daniel Barrera Barrera was fined $10m for manufacturing hundreds of tonnes of cocaine that he trafficked globally.