Google Person Finder Locates Missing at Boston Marathon Explosion

Google Person Finder, a tool the company built following the 2010 earthquake in Haiti, has been activated for use following the deadly Boston Marathon explosions Monday afternoon.

Shortly after launching, the Person Finder homepage says it's tracking about 800 records

As the tool is being populated, you can either search for someone or share information about someone's whereabouts. The tool includes a disclaimer stating that Google doesn't review or verify any information, and all submitted details are public to all users.