Protesting citizens' killings at Jinnah Town area here, the capital city of Balochistan is observing shutter down strike, while all the private and government educational institutions also remained closed. Shops, markets and all the business centers observing shutter down strike here on the call of Anjuman Tajiran and Tahaffuz Izadaran Council. Izadari Council has announced a three-day mourning. Funeral prayers of those dead would be offered at Qandhari Imambargah on Alamdar Road and, thereafter, they would be laid to rest at Hazara graveyard. It may be recalled that six persons were killed and two injured in yesterday's firing by some unknown persons. Meanwhile, heavy security arrangements have been made for this occasion.