BBC News
Web firms including Google and Facebook have written to the US government in opposition to a proposed bill to combat piracy.
Alongside AOL, Twitter and eBay they claim that the Stop Online Piracy Act poses huge risks to the internet.
SOPA, supported by the music and film industries, aims to give new powers to content providers to help them take offending sites offline.
Read More: http://www.bbc.co.uk/news/technology-15757282
