Facebook hits 1 billion users in a single day for first time

NEW YORK (AP) — For the first time, a billion people used Facebook in a single day on Monday. CEO Mark Zuckerberg marked the occasion with a post on his Facebook page, saying that one out of seven people on Earth logged in to the social network to connect with their friends and family.

NEW YORK (AP) — For the first time, a billion people used Facebook in a single day on Monday. CEO Mark Zuckerberg marked the occasion with a post on his Facebook page, saying that one out of seven people on Earth logged in to the social network to connect with their friends and family.…