Islamabad [Pakistan], March 30 (ANI): The Election Commission of Pakistan is allotting electoral symbols to candidates contesting by-elections for 23 national and provincial assembly seats, ARY News reported on Saturday. The commission has completed the scrutiny of nomination papers submitted by the candidates. The polling for by-elections, scheduled for April 21, will cover six national assemblies and 17 provincial assemblies, ARY News reported. The electoral body will hold elections on six National Assembly seats, two seats each in the Khyber Pakhtunkhwa, and Balochistan assemblies, and 12 v…