SAN DIEGO (AP) — Smoke from the fire that ravaged a Navy warship in San Diego Bay contained elevated levels of toxins, but air-quality authorities said area residents had little to fear. The San Diego County Air Pollution Control District found that smoke from the USS Bonhomme Richard contained a dozen potentially harmful substances, such as benzene chloromethane and acetonitrile, the San Diego Union-Tribune Reported. "At those levels, over that short period of time, there were no known great health risks," said Donna Durckel, spokeswoman for the county's air district. The fire mostly produced a common pollutant known as fine particulate matter. The district issued the Navy a notice of violation for creating a public nuisance and contaminating the air. The fire began July 12 and swe
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