Security Forces killed 4 militants while 9 sustained injuries during operation in different parts of Swat, says a press release issued by Media Information Centre Mingora. Last night Security Forces killed 2 militants while 5 sustained injuries during exchange of fire at Charbagh. In another incident, Security Forces killed 2 miscreants during exchange of fire while 4 were injured in Sar Bandai area of Tehsil Matta. "Hujra of a miscreant commander was also destroyed which was used as a hiding and resting place by militants," the news release added. Heavy weapons of miscreants were also engaged and destroyed at Shelkho Sar. In Sarsanai area of Teshil Kabal, Security forces continued with house clearance operation. To avoid losses, miscreants are using the local population as human shield. Security Forces observe maximum restraint while engaging miscreants to avoid collateral damage, the news release concluded.