Polling underway in Mansehra, Swat

Polling is underway for by-polls in constituency NA-21 Mansehra 2, and constituency of Provincial Assembly PF-83 in Swat, a private TV reported today.
In constituency NA-21 Mansehra Tahir Ali candidate of Muslim League- Nawaz (PML-N), Salahauddin of Pakistan Peoples Party (PPP) and Zargul of Pakistan Muslim League-Q are running for victory. The seat got vacant in the said seat after the demise of Muhammad Khan. In constituency PF-83 Swat 4 Rehmat Ali Khan (ANP), Jurat Khan (PML-Q), Hussain Kanju from Jamaat Islami, Sher Muhammad Khan Tehreek-e-Insaaf and independent candidate Muhammad Khan are in run.this seat fell vacant after killing of Dr Shamsher Khan in a suicide blast. Eighty polling stations have been set up in the constituency and security has been tightened. Swat constituency has declared sensitive while the extraordinary security measures have been adopted for the purpose.