Chittagong: Three people, including two brothers, were killed as a private car plunged into a ditch in the city's Halishahar area on Sunday evening.

Chandan Majumdar, sub-inspector of Halishahar Police Station, said the speedy car fell into the ditch around 6:45pm as its driver lost his control over the steering.

The two brothers -- Akhtar Bin Jaman, 28, and Jawat Bin Jaman, 26 -- died on the spot while their maternal cousin Sadman Alam, 10, was critically injured in the accident.

Locals rescued Sadman and took him to a local clinic where doctors declared him dead, the SI added.

The two siblings used to live with their family at Matharbari area of the city.