UNITEDHEALTHCARE CEO KILLING

New York prosecutors tried to use a 9/11-era terror-ism law in their case against Luigi Mangione. But a judge ruled Tuesday the state anti-terror statute doesn't apply to the killing of UnitedHealthcare's chief executive on a midtown Manhattan street last year.

The judge let murder and other charges stand against Mangione, who also faces a federal case in CEO Brian Thompson's death.

Such charges have been brought — and sometimes rejected — in other cases that weren't about cross-border extremism or a plot to kill masses of people.

Here are some things to know about New York's anti-terrorism law.

Where the law came from

State lawmakers passed it in 2001, six days after the Sept. 11 attacks, saying the state needed "legislation that is specifically designed

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