President Abd Rabbo Mansour Hadi held on Monday a meeting with the governors, executive and military leaders of the provinces of Marib, Shabwa, Sa\'ada, Amran, Jawf, Hajjah, in the presence of Ministers Defense and Interior, heads and senior officials of the Political Security and National Security Services. During the meeting, the President talked about how critical is the situation Yemen is going through, saying \"These provinces which you are responsible for are of the inflamed areas, in which a lot of security troubles are occurred at various levels.\" He added that sabotage acts are taken place incessantly against power cables and oil pipelines in Marib, wondering of goals of such vandalism. He made reference to the terrorist attack occurred yesterday, resulting in killing a German citizen. The President pointed to an attack carried out by a terrorist group shot dead a German citizen, who is a guard at the German embassy in Sana\'a as he was leaving a supermarket in Hadda neighborhood. The attack happened after ending a large meeting on the security situation in the country, Hadi said, adding \"the act pose questions of why it has happened at this time? and for whom?\" He also indicated to the abduction of a UN expert from Sierra Leone, was heading for Sana\'a, saying it linked as well to the same criminal goals. He stressed the existence of breakthroughs by al-Qaeda and must be pursued, warning of repeating what happened in the 2nd Military Region, pointing to the need to be alert and to assume full responsibility. The President talked about the concluding sessions of the National Dialogue Conference (NDC), which will begin on Tuesday October 8th, saying it is a result of a major national action addressing all situations, to turn over a new leaf for the country\'s future. The NDC\'s teams will present their final reports in the concluding sessions to be discussed and approved, he said, adding that the dialogue\'s outcomes will be a future plan for the security, stability and unity of Yemen based on the Gulf initiative.