Hurricane Dorian changes course, strengthens to Category 4

Monstrous Hurricane Dorian changed course slightly on Saturday and put itself on a possible track to hit the Carolinas rather than Florida as previously forecast, after a dangerous blast through the Bahamas.Meteorologists said Dorian has grown into an extremely dangerous Category 4 storm as it heads toward land with great potential for destruction."There's been a notable change overnight to the forecast of #Dorian after Tuesday," the National Hurricane Center (NHC) said on Twitter.