Hundreds are urged to evacuate due to wildfire in Flagstaff, Arizona, as thousands more are told to prepare to leave

A wildfire burning just six miles north of Flagstaff, Arizona, has prompted evacuations for hundreds of people, and thousands more have been told by authorities to prepare for future evacuation, authorities said Sunday night.

The Pipeline Fire was first reported by a fire lookout at around 10:15 a.m. Sunday and has grown to 4,500 acres, according to InciWeb, a US clearinghouse for wildfire information. Burning slightly west of Schultz Pass, the blaze is active on all sides and continues to grow, InciWeb said.

A total of 690 households have been ordered...