Unidentified groups detonated Improvised Explosive Devices (IEDs) at Upper Karnali Hydropower and Arun-III Hydropower projects in Dailekh and Sankuwasabha districts respectively on Saturday night. There were no human casualties in both the incidents, said police. The assailants detonated the explosives at the dam site of the Upper Karnali Hydropower Project at Dab, Dailekh. They also exploded an IED at Khajura-based office of GMR, the developer of the under construction hydropower project, in Surkhet the same night. Walls and security check posts were damaged in both the incidents. In Sankhuwasabha, an unidentified group of assailants detonated an IED in an under-construction powerhouse of Arun-III Hydropower Project the same night. (PR) Update.................................... Nepal Communist Party 'Biplav' released a press statement on February 20 and claimed responsibility of the incident. नेत्र बिक्रम चन्द 'विप्लव' नेतृत्वको नेपाल कोम्युनिस्ट पार्टीले संखुवासभाको चिचिला गाउपालिका ३ दिदिंगको पुखुवामा निर्माणाधीन जलविददयुत आयोजना अरुण तेसोको पावरहाउसमा भएको बिस्फोटको जिम्मेवारी लिएको छ |