In Pakistan, at least seven more people have been killed in Karachi in violent incidents taking the three-day death toll to 48. Police and rangers have claimed arresting more than 80 suspected miscreants who were allegedly involved in target killings, torching vehicles and triggering riots in city.Tuesday's latest killings came to notice in Landhi and Orangi towns where 2 people have been gunned down. Heavy police and rangers' contingents are positioned in the affected areas.