Multiple people were shot near a busy area of Northwest Washington, D.C., on Thursday, prompting a widespread law enforcement response in the Logan Circle neighborhood.

A suspected shooter was barricaded in a building, the authorities said. The number of people shot and their condition were not immediately known.

The shooting took place in the area of 15th and P Street, the police said. The Logan Circle areawhere the shooting occurred is a residential neighborhood less than a mile from the White House and home to coffee shops and other businesses.

The gunfire was outside VIDA, a gym in the neighborhood, said Brooke Pinto, a member of Washington’s city council, in a post on social media.

This is a developing story. Check back for updates.