Interior Minister Rehman Malik has said Quetta tragedy is a conspiracy to ignite sectarian violence in the country.
Talking to reporters in Tehran, he said Hazara dominated localities in Quetta will be declared Red Zone and additional police contingent will be deployed there.
To a question‚ interior minister said engine and chassis numbers of the truck used in Quetta blast have been traced and further investigation is underway.
To another question‚ he said around thirty suspects involved in sectarian violence have been arrested in Karachi.
Malik told that the Iranian President has agreed to set up two new check posts on common Pak-Iran border to check smuggling.
He said the Iranian President also agreed to continue joint efforts to control crimes on border.
Earlier Rehman Malik called on Iranian President Mahmood Ahmadinejad in Teheran and discussed bilateral issues.
They also discussed various proposals to control smuggling from across the border and other related issues.