i'm vago muradian. after a string of embarrassing incidents involving u.s. troops in afghanistan, pentagon leaders are cracking down. we'll hear why defense secretary leon panetta sees discipline as a strategic issue. but, first, the improvised explosive device or ied has defined the wars in iraq and afghanistan, such low-cost bombs have been a weapon of choice for centuries and a global scurnlg. last year alone nearly 7000 such devices were used in 111 countries, causing more than 12,000 casualties. over the past decade low-cost bombs made of artillery shells or fertilizer have been the deadliest weapons in both wars, killing or injuring thousands of american and allied troops and many more civilians, spurring many billions of dollars in spending for better armored vehicles, detection systems like surveillance aircraft, jammers to defeat improvised bombs and robots to diffuse them. for this coordinated response, they created jido. in the six years since its launch, it has developed new systems, tactics and procedures that have helped save countless u.s. fri