ISLAMABAD (INP) - The Election Commission of Pakistan (ECP) on Monday started door-to-door verification of over 80 million voters across the country. The National Database and Registration Authority (Nadra) was providing its services for the process and it had sent its mobile teams along with the commissions field officers. The field teams will complete the verification process in their respective census blocks and submit the data to the commission that will finalise the electoral rolls. The exercise is scheduled to be completed by September 30. The process was scheduled to start from July 18 but was delayed due to some technical problems confronting the Nadra in the printing of draft rolls in accordance with the new census blocks.