The best stories across the web on media and technology, curated by Leandro Oliva.
1. How does Wikipedia deal with a mass shooting? (Nieman Lab)
2. Fox’s bloody t-shirt: Newtown images show risks of automated ads (paidContent)
3. Facebook prepares to bring video ads to news feed, aims for TV dollars (Ad Age)
4. Am I the product? users react to Instagram’s terms of service shift (GigaOM)
5. With Nielsen Deal, can Arbitron step into the digital age? (PandoDaily)