But said that there would be a "change in resourcing but not in intensity" as the search for April continued.

BBC: April Jones: 100 police in hunt for missing girl

Developed in 2009 in collaboration with the Centers for Disease Control, the tool digs through massive amounts of search data (all anonymous) looking for flu-releated searches around the world and maps out the intensity of outbreaks.

CNN: Tracking the flu with technology and Twitter