While the world’s attention is focused on the combat transpiring in Libya and the events in Egypt and Bahrain, Yemen has also descended into crisis. The country is deeply split over its support for Yemeni President Ali Abdullah Saleh, and this profound divide has also extended to the most powerful institutions in the country — the military and the tribes — with some factions calling for Saleh to relinquish power and others supporting him. The tense standoff in the Yemeni capital of Sanaa has served to divert attention (and security forces) from other parts of the country. On March 28,...