Karachi: Muttahida Quami Movement (MQM) is  observing strike and shut down in  Sindh to mourn killing of its workers in a series of bomb blasts and target killings.
In a statement, the Muttahida’s Rabta Committee appealed to the Haq Prast masses, traders, transporters and people hailing from all walks of life to mount peaceful protest and prove by keeping businesses closed and transport off the roads that the entire nation is united against terrorism.