<span style="color: #222222;">At least 20 Afghan border troops have been killed in a Taliban attack last night on their base in western Farah province.</span><br />'' <br />'' <span style="color: #222222;">A senior army official said 20 soldiers were killed and a similar number were missing, most probably arrested by Taliban.   </span><br />'' <br />'' <span style="color: #222222;">The late-night gun battle lasted for more than two hours before insurgents overran the base and communications were lost.\</span><br />'' <br />'' <span style="color: #222222;">Taliban claimed responsibility for the attack. </span><br />'' <br />'' <span style="color: #222222;">Meanwhile, the NATO has urged the Taliban to stop killing their fellow Afghans.   </span><br />'' <br />'' <span style="color: #222222;">Speaking at a joint press conference with Afghan President Ashraf Ghani, NATO Secretary General Jens Stoltenberg said that the Taliban must realize the war does not benefit anyone.</span><br />'' <br />''