BAGHDAD – The U.S. military has barred Iraqi interpreters working with American troops in Baghdad from wearing ski masks to disguise themselves, prompting some to resign and others to bare their faces even though they fear it could get them killed. --snip-- “The terps are the number one wanted here,” said A.J., a 36-year-old military interpreter, using the shorthand for his profession. “More than the Americans. More than anyone.” --snip-- U.S. military officials said they began to enforce the mask ban in September. “We are a professional Army and professional units don’t conceal their identity by wearing masks,” Lt. Col....