Staff ReportBANNU: Chief of Army Staff Gen Raheel Sharif on Tuesday visited Bannu cantonment.SAMAA reports quoting security sources said that General Sharif paid a visit to a hospital where security personnel injured in Bannu attack are being treated.He inquired about health of security personnel and directed officials concerned to provide best possible treatment to the injured. Over 20 security personnel were martyred and dozens others were injured on Sunday in car bomb blast in Bannu. Taliban claimed the responsibility of the attack. – SAMAA