KARACHI: Unidentified motorcycle riders on Tuesday attacked an office of a political party in Krachi’s Lyari neigbourhood, killing two and injuring five people, DawnNews reported.

The unknown miscreants threw local made hand grenades at the office and fled away from the site.

Injured were taken to Civil Hospital but two out of seven injured succumbed to their wounds during the treatment.

The attack spread chaos in the locality. Shops and businesses were being shut as the owners panicked amidst fear of further attacks.

A heavy contingent of police reached the site and started investigation after the incident.

Meanwhile, five more people were killed in different areas of the violence-ridden city on Tuesday.