Pakistan: Moharram blast kills 20

The blast took place in the midst of a Moharram procession.

The attack came in the wake of two blasts in Karachi that killed two people and injured 16.

"Two unknown people, who did not appear to be mourners, barged in the procession and one of them blew himself up", Geo News, quoting an eyewitnesses, said.

The blast blew a hole in the wall of a nearby structure.

Sources said the death toll may climb because some of the injured are critical.