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1254 (w) x 1813 (h)
Northrop Grumman Corp.
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Mike Twyman, vice president and general manager of the Defense Systems Division, Northrop Grumman Information Systems.
Photo Release -- Northrop Grumman Appoints Mike Twyman Vice President and General Manager of Defense Systems Division
(Issued on 2011-11-10 at 14:30 Eastern)