DERA ISMAIL KHAN, Dec 15: Pakistan Tehreek-i-Insaf’s Ikramullah Khan Gandapur won the by-election held on Sunday for PK-67 Dera Ismail Khan constituency of Khyber Pakhtunkhwa Assembly by a margin of 13,087 votes.

According to unofficial results, Mr Gandapur bagged 28,073 votes, defeating independent candidate Sardar Fatehullah Khan Miankhel who got 14,986 votes.

Mr Miankhel had the support of an alliance of six seasoned politicians of Dera Ismail Khan.

The seat fell vacant after provincial law minister Israrullah Gandapur of the PTI was killed in a suicide attack.

Mr Ikramullah is a brother of Mr Israrullah.

There were about 109,000 registered voters in the district for which election authorities set up 91 polling stations and 233 polling booths. Thirty-six polling stations were declared as highly sensitive and 55 sensitive.