Islamabad Owing to strict security arrangements made on Wednesday when Maryam Nawaz Sharif was to appear before the Joint investigation Team , traffic remained jammed due to closure of various main roads of the federal capital. Students and a large of commuters of the twin cities had to face severe problems and they could not reach their work places and universities in time. The traffic police had no idea or proper plan to divert traffic to alternate routes during the traffic jam, which...