sindh on general strike

somedays back party workers of SINDH UNITED FRONT party were demanstrating/protesting aginst swat affected persions entering in sindh;THE FIRE WAS OPENED ON PROTESTOR KILLED ONE PRTESTOR AND INJURED MANY;it is said that rangers opened fire;now todays strike call is ipurely protesting about that one killed persion NAMED AKHTER SHAH;he was a worker of SUF;as per my opinion every party/every persion have RIGHT TO DEMONSTRATE?PROTEST but open a fire on demonstrating /protesters is unjustified;the ruler shuld remember they will not rule for LONG;the brutal actions against MASS/MOB/PEOPLES are condemnable act;it is learnt that affected persions have loged a complaint in court against adminstration who ordered to open fire on protester;wait and see the court decission whether court in this regard give RIGHT DECISSION?---mumtaz-08-06-2009