The governors of South Carolina and Georgia ordered at least 1 million people to evacuate their coasts beginning Monday after Hurricane Dorian left devastation in the northwest Bahamas and headed for the U.S. East Coast.

South Carolina Gov. Henry McMaster and Georgia Gov. Brian Kemp both announced mandatory evacuation orders to take effect at noon Monday in advance of the slow-moving, Category 5 hurricane.

“We are preparing for the worst, but we are praying for the best,” said Elliott Summey, chairman of the Charleston County, South Carolina, Council.

Read more at NBC News.