At least one person has been killed after Hurricane Beryl wreaked havoc across Grenada, the prime minister of the south-eastern Caribbean island nation, Dickon Mitchell, said on Monday evening. Beryl made landfall in Carriacou, an island that is part of Grenada, on Monday morning as a category 4 hurricane but has since been upgraded to a “potentially catastrophic” category 5, the US National Hurricane Center (NHC) said late on Monday. Beryl brought maximum sustained windspeeds of 261 kilometres per hour and is “expected to bring life-threatening winds and storm surge to Jamaica later this week…