At least seven people were killed and several others are feared trapped after a massive explosion at a firecracker factory in the Gudamba police station area of Lucknow, Uttar Pradesh, on Sunday morning, according to initial reports.

Following the blast, police and local authorities rushed to the spot to assess the situation and prevent further casualties. Rescue operations are currently underway to locate and assist those trapped under the debris.

Visuals from the site showed ambulances lined up outside the badly damaged factory, while a large crowd of locals gathered in the aftermath of the explosion. The impact of the blast caused significant destruction, making rescue efforts challenging.

Authorities have not yet confirmed the exact cause of the blast, and further details are awaited.