Inclement weather is hampering the massive joint search operation being carried out by the Indian and Bhutanese officials to trace the missing helicopter carrying Arunanchal Pradesh Chief Minister Dorjee Khandu and four others. Indian Ambassador to Bhutan Pawan Verma said that Bhutanese officials are rendering all help in the rescue operation in the Bhutanese territory. Bhutan has launched search operation in seven districts of that country. Defence sources said, the IAF planes have made two sorties but no indication of the missing chopper has been received so far. The third sortie is to begin in a while. All ITBP teams along the Indo-Bhutanese border side have been pressed in to rescue operation. According to Eastern Air Command, two MI-17 and two Chetak helicopters have been pressed into service for aerial survey and logistical support. The aerial rescue and search operations resumed at six this morning as they were suspended due to inclement weather last evening. Thirty columns of Indian Army comprising two thousand four hundred personnel from Tawang and Tenga are busy searching for the missing helicopter on the ground. More columns are also being sent. Six ITBP teams besides Army, SSB, ITBP and the state police are participating in the joint operation on the Indian territory side. Two Central Ministers Mukul Wasnik and V Narayanswamy have reached Itanagar to oversee the operations. The four-seater single-engine Pawan Hans helicopter went missing after 20 minutes of its take off from Tawang at 9.56 am yesterday with five on board. This include crew members Captain J S Babbar, Captain T S Mamik,Mr. Khandu’s security officer Yeshi Choddak and sister of Tawang MLA Tsewang Dhondup ,Yeshi Lhamu.The chopper was to land at Itanagar at about 11.30 am.The Guwahati air traffic control had reportedly received the last radio communication from the chopper near Sela Pass area. Meanwhile, the state government has set up a crisis management cell to monitor the situation under the overall guidance and supervision of Chief Secretary Tabam Bam. Conflicting reports emerged throughout the day yesterday over the disappearance of the chopper with reports claiming that the chopper had landed safely at Eastern Bhutan. However, later in the evening there were denials from all concerned saying the helicopter had not been located and search operation was on. To locate the chopper, the Army and Air Force had launched search operations yesterday, but it was called off in the evening due to poor visibility.