An oil pipeline was targeted by an improvised bomb in Erqain area of Marib governorate, disrputing the flow of crude oil, a Yemeni security source said on Tuesday. According to Yemen news agency (SABA), the security source blamed the Joint Meeting Parties (JMP)\'\'s militias for the explosion. The blast has stopped the flow of crude to export port at Ras Isa area, the source said. Yemeni security officials are currently pursuing the perpetrators, while a team of engineers have headed for the blast location to fix the oil pipe that has been exploded many times before.