WASHINGTON — We never hear from Doha. That was the assertion by Joie Chen, Washington anchor for Al Jazeera America at Monday's CCLP Washington Communication Leadership forum. "I have never been to Doha," she said, "and I haven't heard from anyone in Doha." Rejecting criticism that Al Jazeera America is an instrument of the government of Qatar, which funds the new network, Chen said Al Jazeera America should be compared to the BBC or NPR, not to the VOA or Russia Today. "We are not in the public diplomacy business," said Chen. "We are in the journalism business."……