Authorities have evacuated a half-mile (805-metre) area around the chemical spill and the waterway was closed as well.
The US Coast Guard is working with the state Department of Environmental Protection to assess the situation.
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The broadcasting watchdog opened three new investigations into the channel - formerly Russia Today - following the Salisbury attack.
Nazanin Zaghari-Ratcliffe will appear in court over a new “invented” charge, her husband has said.
Family and friends of the victims of Grenfell Tower have been paying tribute to those who perished in the disaster.