WASHINGTON, May 11, 2007 – Restricting the northward passage of weapons and other enablers of violence from southern Iraq into Baghdad is crucial to stabilizing the Iraqi capital, a U.S. general said yesterday. The flow of “accelerants” into the city works to prolong Baghdad’s instability by replenishing stockpiles of the competing sectarian factions there, said Army Brig. Gen. Edward Cardon, deputy commander of the 3rd Infantry Division. During a conference call with online journalists and military “bloggers,” Cardon said his soldiers are tasked with reducing that flow. He defined an accelerant as “a physical component that facilitates violence and...