FILE - In this Nov. 12, 2010 file photograph, police officers return fire during a joint patrol with U.S. Marines in Sangin, Afghanistan. "Clear, hold and build" is the official formula for fighting ... more 
FILE - In this Nov. 12, 2010 file photograph, police officers return fire during a joint patrol with U.S. Marines in Sangin, Afghanistan. "Clear, hold and build" is the official formula for fighting the Taliban, but in this southern river valley, the most dangerous place in Afghanistan, the experts say you have to be a realist to succeed. less 
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Associated Press | Photo By Dusan Vranic, File
Sat, Dec 4, 2010 6:52 AM EST