Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Nuclear safety and security:

"

Safeguarding critical infrastructure like nuclear power plants is a requirement and necessary for chemical facilities, operating nuclear reactors and many other utility facilities. In 2003, the United States Nuclear Regulatory Commission (NRC) developed mandates regarding enhanced security at nuclear power plants.[citation needed] Primary among them were changes to the security perimeter and the screening of employees, vendors, and visitors as they accessed the site. Many facilities recognize their vulnerabilities, and licensed security-contracting firms have arisen.[citation needed]