The sun sets behind Al-hussein Mosque on the first day of Ramadan in Amman, Jordan, Aug. 1.
An attack on the ministry of defense today killed at least 20 people. No group has claimed responsibility, but Al Qaeda militants are increasingly targeting Yemen's military.
Yemeni officials say Al Qaeda operatives were targeting oil pipelines and port cities, with an eye on the country's export infrastructure.
Al Qaeda threat has closed down US embassies in the Middle East this week. Details of the Al Qaeda threat made little reference to the energy sector, but past attacks in the region suggests oil is an emerging target for terrorists.