Yandex is in negotiations with Facebook after the U.S.-based social network blocked the Russian search engine's newly launched Wonder app from sourcing information from Facebook users' pages
The Wonder app, which Yandex's U.S. office released Thursday, is designed to provide American iPhone users with recommendations for what news to read, music to listen to and places to visit using information posted by friends on Facebook, Twitter, Instagram and Foursquare.
But just hours after its release, Facebook blocked the app from accessing information on its network, prompting Yandex to seek an explanation
