Personnel from the Iraqi security forces detain suspected militants of the al Qaeda-linked Islamic State in Iraq and the Levant, during a raid operation in Jurf al-Sakhar, May 27, 2014. The operation led to the arrest of wanted figures in Jurf al-Sakhar south of the Iraqi capital Baghdad, according to an Iraqi security forces officer. (MUSHTAQ MUHAMMED/Reuters) At least four Iranian technicians building a gas pipeline in Diyala province were killed in a bombing Saturday morning – the latest in a series of attacks affecting the energy sector in northern Iraq. The pipeline, which is slated to send Iranian natural gas to the Mansuriya power plant and then down to Baghdad’s Sadr and Quds power plants, is behind schedule in part because of deteriorating security along its path. As workers were traveling by bus at 8:30 a.m. on May 24, a roadside bomb… This content is for registered users. […]