βDonβt just say something, stand for something,β said award-winning investigative journalist and author Jeremy Scahill as he encouraged civic participation and discussed the privatization of security forces with an audience of nearly 250 people Tuesday at ΒιΆΉΣ³»΄«Γ½. Scahillβs presentation, βBlackwater: The Rise of the Worldβs Most Powerful Mercenary Army,β attempted to untangle complex issues of U.S. military involvement abroad, the…