In a statement, the airline said it was co-operating with the FBI and the authorities in the Netherlands and was working with Gate Gourmet "to ensure the safety and quality of the food" served on board.

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The bridge is named for the Golden Gate Strait, a symbol of hope for immigrants and safety for troops returning from war, Pelosi said.

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On Tuesday, a Japan Airlines Boeing 787 readying for takeoff at Boston Logan International Airport sprang a leak from its main engine, spilling about 40 gallons of fuel onto the runway and causing safety workers to tow it back to the gate.

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"We are cooperating fully with Air Canada and have complied with our customer's request to its caterers to heighten food safety procedures, including inspection and screening of all products boarded on flights, " said Gate Gourmet spokeswoman Christina Ulosevich.

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