MGM is taking legal steps to ensure it's not held liable for the Las Vegas massacre that left 58 dead and 851 injured after a gunman open fired on a country music festival from the 32nd floor of the Mandalay Bay. The resort's parent company, MGM Resorts International, filed a federal complaint on Friday against more than 1,000 victims, arguing that it can't be sued for injuries or damages that stemmed from the October attack, the Las Vegas Review-Journal reports.

As the Review-Journal points out, the complaint doesn't seek money from victims, but instead argues that the company can't be held responsible because the security team it hired for the Route 91 music festival had been approved by the Department of Homeland Security to respond "to acts of mass injury and destruction." Citing the 2002 SAFETY Act, it argues the company isn't liable because it employed a service specifically certified to prevent "mass violence."

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