Saad Rafique warns against foul play in by-polls.

Lahore -- Pakistan Muslim League Nawaz (PML-N) leader Khawaja Saad Rafique on Sunday warned if any foul play is done in crucial by-elections, his party would respond aggressively.

Speaking to media after casting his ballot in NA-131, the former railways minister said contesting election in Pakistan is no mean feat as level-playing field is not provided to assembly aspirants.

He expressed dissatisfaction over the arrangements for polling in his constituency, saying details of polling booths set up in a polling station have not been displayed outside it, nor had election staff proper knowledge about the voting process.

Khawaja Saad Rafique is facing off PTI's Humayun Akhtar Khan in NA-131, Lahore, vacated by Prime Minister Imran Khan after the July 25 polls.

The prime minister had won in all five National Assembly constituencies he contested the general elections from and...