More than two years after a massive 200-foot-tall, 150-ton crane collapsed and killed seven people, a rigger was set to go on trial this week on criminal charges of causing one of the nation's deadliest crane accidents by using the straps unsafely.

The March 2008 collapse — and a second New York crane collapse that killed two people two months later — raised concerns about crane safety in the city and elsewhere. New York has since launched a slate of new crane regulations.

Since the crane collapse, New York has hired more inspectors and expanded training requirements, among other safety initiatives.

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