Overhead lights signaled to engineer Rich Campana that the passenger train ahead was out of the way, and they could resume their normal speed of 40 miles per hour.

头顶上的灯向司机里奇·坎普纳发出信号，指示前面那辆客车已经开走，他们可以每小时40英里的正常速度继续运行。

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Von Trips' accident signaled the end of the road for the high speed oval and its vertiginous banking.

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