ARIFWALA - The Bar Association Arifwala observed a complete strike and boycott of court on the call of Punjab, Pakistan and Supreme Court Bar associations to commemorate the May 12 carnage in Karachi, in which scores of innocent people including lawyers were killed. The BBA marked the day as black day and convened a general body meeting of the bar association which was attended by a large number of lawyers. The lawyers observed a full day strike and boycott of the courts. The lawyers also wore black armbands to condemn the bloodbath that coincided with the arrival of Chief Justice of Pakistan on May 12 three years ago.