KARACHI - The post-Haj operation to bring Hujjaj back to country began on Saturday. The first flight carrying Hujjaj arrived in Karachi on Saturday morning. The Hujjaj expressed satisfaction over the arrangements made during their stay in Saudi Arabia. According to a PIA spokesperson, during the month-long operation, the national flag carrier would bring back 67,000 Haj pilgrims, who were airlifted to Saudi Arabia via 149 flights. The operation will conclude on November19, he added.