The last time Aberdeen Proving Ground ramped up in a big way, the installation was awash in rickety wooden barracks, soldiers testing artillery weapons and young men learning how to defuse bombs before they shipped off to fight in World War II. This time, there are glassy new offices that wouldn't be out of place in a business park, civilians with advanced degrees and thousands of new jobs in technical fields ranging from medical research to software development. BRAC — the national base realignment and closure effort — is doing more than just expanding Harford County's largest employer. It's accelerating APG's shift into a high-tech hub.
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