Satellite navigation turns artillery shells into precision-strike weapons: the Mil & Aero video blog

April 19, 2011
VIDEO BLOG, 19 April 2011. Everyone knows the Army's heavy artillery is a brute-force weapon, but how many think of artillery as a precision-strike weapon? The M982 Excalibur round for 155-millimeter artillery uses GPS guidance and control surfaces to attack enemies from above -- even at close range. John Keller reports in this week's Mil & Aero video blog. 

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