By Imtiaz Ali in Dawn, November 3rd, 2023KARACHI: The government machinery employed to identify illegal immigrants and facilitate their repatriation or deportation faced immense hardship in undertaking the process mainly due to a lack of verification devices and record of foreigners, sources said on Thursday. The sources said that the National Database and Registration Authority (Nadra) officials deputed at the transit centre, at Old Haji Camp, here did not have any record of illegal immigrants…