<p>The US stepped up its drone campaign in Pakistan's tribal belt after authorities in Islamabad failed to act on intelligence about the involvement of North Waziristan-based militants in coordinated attacks in Kabul on April 15, a media report said today.<br /><br /><br /></p>.<p>Upset over Pakistan's alleged inaction against those groups and identified targets in intelligence provided by Washington, the US acted directly and began pounding the militants with drones, the Dawn newspaper quoted military and intelligence sources as saying.<br /><br />The CIA carried out six drone strikes last month, against an average of three a month this year.<br /><br />The pattern has continued with three drone attacks in the first week of June, one of which killed al Qaeda No 2 Abu Yahya Al-Libi in Mirali, a town in North Waziristan Agency.<br /><br />The report said the US had provided specific intelligence related to the Kabul attacks, including sites where the improvised explosive devices were suspected to have been manufactured for use in the terrorist assault.<br /><br />The IED factories pointed out by the US were in North Waziristan, it said.<br />The US presented evidence of the involvement of the Haqqani network and the Taliban as well as the "collusion of some of their Pakistani affiliates", the report said.<br /><br />Due to the sensitivity of the issue, the sources did not tell the Dawn when and at what level the intelligence was shared with Pakistan.<br /><br />Pakistan noted the concerns of the US but officials appeared hesitant in accepting that groups based in North Waziristan were involved in the attacks.</p>
<p>The US stepped up its drone campaign in Pakistan's tribal belt after authorities in Islamabad failed to act on intelligence about the involvement of North Waziristan-based militants in coordinated attacks in Kabul on April 15, a media report said today.<br /><br /><br /></p>.<p>Upset over Pakistan's alleged inaction against those groups and identified targets in intelligence provided by Washington, the US acted directly and began pounding the militants with drones, the Dawn newspaper quoted military and intelligence sources as saying.<br /><br />The CIA carried out six drone strikes last month, against an average of three a month this year.<br /><br />The pattern has continued with three drone attacks in the first week of June, one of which killed al Qaeda No 2 Abu Yahya Al-Libi in Mirali, a town in North Waziristan Agency.<br /><br />The report said the US had provided specific intelligence related to the Kabul attacks, including sites where the improvised explosive devices were suspected to have been manufactured for use in the terrorist assault.<br /><br />The IED factories pointed out by the US were in North Waziristan, it said.<br />The US presented evidence of the involvement of the Haqqani network and the Taliban as well as the "collusion of some of their Pakistani affiliates", the report said.<br /><br />Due to the sensitivity of the issue, the sources did not tell the Dawn when and at what level the intelligence was shared with Pakistan.<br /><br />Pakistan noted the concerns of the US but officials appeared hesitant in accepting that groups based in North Waziristan were involved in the attacks.</p>