By Ian McWilliam
BBC correspondent in Kabul
Reports from southern Afghanistan say three government soldiers have been killed by militants near the southern border
town of Spin Boldak.
International troops regularly search out Taleban forces
A police chief there said suspected Taleban guerrillas had killed the soldiers after attacking checkpoints near the Pakistani border.
The reports come as a government offensive against a large force of suspected Taleban continues in the nearby province of
The Afghan border town of Spin Boldak has been the focus of Taleban attacks before.
It lies just across the border from the Pakistani town of Chaman, where former Taleban leaders are reported to meet openly.
Afghan officials say many attacks in the border areas are being orchestrated from Pakistan, where many Taleban and al-Qaeda
leaders fled after their defeat in Afghanistan.
Pakistan says it is doing all it can to police the border, but there is a good deal of sympathy for the conservative Taleban
among the Pashtun tribes who live in both countries.
These latest attacks come as Afghan forces are engaged in one of their biggest recent offensives in Zabul province, which
also lies in Afghanistan's troubled south-east.
Numbers are difficult to confirm, but reports say hundreds of Taleban have gathered in a remote mountain district, from where
they have launched a series of attacks against government targets.
Several hundred Afghan soldiers, supported by a small number of American troops, have been hunting the militants over the
The Taleban are said to be in fortified hideouts in a narrow mountain gorge.
American air power has been called in repeatedly to bomb their positions.
Casualties are impossible to confirm, but an American spokesman said earlier in the week that at least 14 Taleban had
The remote and rugged terrain operates in favour of the guerrillas, so Kabul and the Americans now find themselves in the
same position as many earlier Afghan administrations - confronted by anti-government fighters in the eastern borderlands who
are almost impossible to eliminate.