An official website of the United States GovernmentHere’s how you know
Official websites use .govA .gov website belongs to an official Government organization in the United States.
Secure .gov websites use HTTPS
A lock or https:// means you’ve safely connected to the .gov website.
Share sensitive information only on official, secure websites.
Claims
Last Updated: March 10, 2022
Published: October 15, 2012
This information has been consolidated and updated. Please go to the Claims page for the most current information.