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	Podcast:		WSJ Tech News Briefing
	Episode:		How Governments Are Using Cellphone Data for Surveillance
	Category:		Technology
	Duration:		00:11:11
	Publish Date:		2020-07-20 02:00:00
	Description:		If you've shared your location with an app, you probably know that advertisers then sell that data to other marketers. But you might not know that they also sell that information to the government. Our reporter Byron Tau explains. Amanda Lewellyn hosts. Learn more about your ad choices. Visit megaphone.fm/adchoices
	Total Play:		0