At least one policeman was killed and dozens injured in clashes on Monday as thousands of the Pakistan Tehreek-e-Insaf protestors entered the territorial jurisdiction of the national capital on the call of the party founder Imran Khan.

Punjab Information Minister Azma Bokhari at a press conference here said many policemen were taken "hostage" after Pakistan Tehreek-e-Insaf (PTI) supporters clashed with the police on the way to Islamabad.

At least one policeman was killed and dozens of people injured in Pakistan as supporters of jailed former Prime Minister Imran Khan clashed with security forces outside the capital Islamabad on Monday,