General elections are being held in Pakistan today, amid tight security. The people will elect members of Pakistan National Assembly and those of four provincial assemblies. Opinion polls suggest that Pakistan Muslim League (N) led by Shebaz Sheriff will lead, with Pakistan Tehreek-e-Insaf (PTI) led by former Pak cricket captain, Imran Khan will following closely. There are at least 120 political parties in Pakistan and out of them, at least 95 are contesting the polls. Security has been tightened at all polls booths.