Google rolls out fact check feature in new markets as it steps up fake news fight

Google has doubled down its assault on fake news, rolling out its fact check feature in three more countries. 
The tool will now be available to users in Argentina, Brazil and Mexico. A 'fact check' label will now appear for readers in these regions alongside established tags like 'opinion' and 'in-depth' in Google News search results and in the Google News and Weather App. 
When Google launched fact check last year ahead of the US election the company's head of news Richard Gingr