US
Commander Haji Kalim 's bullet riddled body was found in the Meergatkhel area of Bara.
Part of a string of attacks since security forces killed 12 militants in an operation.
A jirga negotiated the exchange of bodies of the security personnel.
Security forces also claim to destroy two militant hideouts.
TTP claims responsibility, vows more such violence.
According to police official the price of a suicide bomber varies from one million to 2.5 million.
Legal cases, Salala attack, all contributed to the decline, say experts.
Questions over its operational procedure cited as reason for limiting staff.
Security forces shell through gunship helicopters destroying 4 hideouts, house of tribal elder blown up by militants.
TTP claims responsibility for attacks that left over three dozen injured .