The best stories across the web on media and technology, curated by Lily Leung

1. Facebook fields tough questions on facial recognition in Senate hearing (VentureBeat)

2. Major news outlets fix stories that featured fake expert found on HARO (Poynter)

3. YouTube adds face-blurring tool to help anonymize people (Journalism.co.uk)

4. Will the DOJ e-books lawsuit make it harder for young authors to get published? (PaidContent)

5. With crowdfunding, pledge drives on the radio could be a thing of the past (GigaOm)