Intelligence information is available that Chechens are found in the area, he said. He refused to go into details.
On Monday Shaukat Sultan and Masoud Khan, press secretary of the Pakistani Foreign Ministry, gave a press conference on the on-going operation on the border with Afghanistan. The operation will go on until the area is "clear of terrorists and foreign militants", they said.
It was stressed at the news conference that out of the seven autonomous regions making up what is called the Federally Administered Tribal Area only one of the Pashto clans in South Vaziristan is giving support to foreign militants.
The chief of the Pakistani service said that information on the size of the killed and detained on both the sides, their nationalities will be published later.
The general also said that locals have been proposed to leave the area of hostilities and many followed the advice.
According to Shaukat Sultan, Monday afternoon Pashto tribal elders were let into the surrounded area in order to persuade the armed people entrenched there to surrender. Fire has suspended for the time of talks.
There is no information available on the presence of prominent Al-Qaeda leaders in Vaziristan, the Pakistani general said.
