Facebook celebrates 15th anniversaryPosted: Updated:
Facebook celebrated its 15th anniversary Monday.
Dobbs Ferry native Mark Zuckerberg and his co-founders launched the social media website from a Harvard dorm room on Feb. 4, 2004.
The website currently has 2 billion online users from around the world.
Facebook's expansions include buying Instagram and taking the company public.
The company is currently working on making the website more secure.