KARACHI: Leaders of the Tehreek Tahaffuz Ayeen-i-Pakistan (TTAP) on Saturday met Grand Democratic Alliance chief Pir Pagara and invited the GDA to a grand meeting of political parties in Islamabad scheduled for Feb 25 and 26. Pir Pagara while welcoming the TTAP delegation emphasised that Constitution was the foundation of the country. He alleged that current parliament was unrepresentative and …