Graph Search has been launched to everyone using Facebook in US English. Graph Search appears as a larger search bar at the top of the page. You can continue to search for friends and Pages by name, or use simple phrases to find something specific across people, photos, places, interests, and more. We are retiring the old who can look up my timeline by name? setting in the coming months. We encourage everyone to use your privacy shortcuts and Activity Log to review and adjust whom you have shared with.”]
Source: https://about.fb.com/news/2013/08/graph-search-now-fully-launched-in-us-english/