 And House Democratic Leader Hakeem Jeffries answered with a flat no when asked if Joe Biden should step aside. Greg Clugston, Washington. Hurricane Burl has strengthened now to a powerful Category 4 storm as it approaches the Southeast Caribbean. Regents began shutting down earlier today amid urgent pleas from government officials for people to take shelter. Warnings in effect for Barbados, Grenada and St. Vincent. This is SRN News.