Finally, one of the biggest costs is the cost of holding a plane if someone must wait for an escort and becomes late for their flight.

最后，最大的费用是飞机延误造成的费用，如果有人必须等待陪送而延误了时间，该航班就不能立即起飞。

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He says this angered his government-appointed medical escort, who tried to force Diouf into the plane's lavatory.

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Some 80 Israeli diplomats and their families were driven to the airport under military escort and ferried home by an Israeli air-force plane.

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Flight attendants and passengers prevented him from doing so, authorities said, and the plane was diverted to Boston, Massachusetts, with a military escort.

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