Quetta, Pakistan (BBN) – More than 20 were killed and 40 others wounded in twin suicide bombs in the country’s southwest Quetta city on Wednesday.

One attacker detonated his bomb-laden car outside the residence of the deputy chief of the Frontier Corps (FC) in Quetta city, before a second attacker blew himself up inside the house, according to reports.

More than twenty people were killed including three FC personnel and two children, Geo News reporting hospital sources.

Rescue teams reached the spot to shift dead bodies and injured people to the civil hospital, Quetta meanwhile security forces cordoned off the area and investigations are underway.

On Monday the army announced it had arrested a senior Al-Qaeda leader believed to have been responsible for planning attacks on the United States, Europe and Australia, the Geo News added.

BBN/SSR/AD-07Sept11-1:48 pm (BST)