New Delhi, Sept. 28 -- Southport, North Carolina, witnessed a deadly mass shooting on Saturday night when a gunman opened fire from a passing boat into a crowded dockside restaurant, killing three people and injuring at least eight others. Authorities say a person of interest has been detained. Here's what we know so far.

The attack unfolded around 9:30 p.m. on September 27 at the American Fish Company, a popular waterfront bar and restaurant at the Southport Yacht Basin, about 30 miles south of Wilmington.

Investigators said a small boat with a lone occupant pulled close to the dock, paused briefly, and fired numerous shots into the crowd of diners before speeding away.

Officials have not released the names of the victims.

Roughly ha...