Senior police officer Chaudhry Aslam was killed along with three other anti-terrorism police officers and four other policemen were wounded in a suicide car bombing .
Senior police officer Chaudhry Aslam is an anti-terrorist policeman known for his strident opposition to armed gangs and terrorist groups in Karachi .
Senior police officer Chaudhry Aslam , an anti-terrorist policeman known for his strident opposition to armed gangs and terrorist groups in Karachi , was killed along with three other anti-terrorism police officers and four other policemen were wounded in a suicide car bombing .