Politics of revenge should be avoided: Nawaz Sharif.—AP photo

KARACHI: Pakistan Muslim League-N chief Nawaz Shairf has shown concern over the unrest in Karachi and said that the entire nation is upset over the deteriorating situation of the city, DawnNews reported.

In a statement issue on Thursday, Sharif said that all people living in Pakistan are respectful citizens.

He demanded of the government to take immediate steps to end the turmoil engulfing the city.

The country is already facing deep crisis and politics of revenge should be avoided, he said.