No, the cops can't get a search warrant to just seize all devices in sight – US appeals court
https://www.theregister.co.uk/2017/08/18/appeals_court_defends_device_privacy/
It's a ruling sending shockwaves through the worlds of privacy, device security, and law enforcement in America.
The US Circuit Court of Appeals in the District of Columbia on Friday overturned the conviction of a gang member because investigators obtained a search warrant for his devices without probable cause.