Oil from Marib governorate was pumped again on Sunday in the pipeline, which was attacked by saboteurs a few days ago in Al-Shabwan. A technical teams managed to repair the pipeline pumping oil from Safer region, undersecretary of Marib governorate Ali al-Fatimi said. The Yemeni army launched a crackdown on Friday on tribal militants accused of carrying out attacks on oil pipelines and electricity installations in Marib. More than 12 people were killed in the clashes.