Security sources say that they believe that al-Qaeda blew up the oil pipeline in the province of Shabwa today morning.
This begins as security forces started a large-scale operation to arrest Ibrahim al-Asiri, the suspected bomb-maker who is believed to be responsible for a failed parcel attack
A security official said that the aim of the operation in the provinces of Marib and Shabwa is the arrest of Ibrahim al-Asiri, as well as Anwar Awlaki wanted in Washington in connection with al Qaeda.