BBC News:- The governor of the US state of Kentucky has warned that more than 50 people are thought to have been killed by tornadoes overnight. Andy Beshear said the figure could rise to as many as 100 in what he called the worst tornadoes in the state's history. Dozens are feared dead inside a candle factory in the town of Mayfield. At least five people died as tornadoes wreaked havoc in other states, including one in an Amazon warehouse in Illinois. Mr Beshear has declared a state of emergency in Kentucky. More than 100 people were inside the Mayfield factory