What is going on in Britain after Police seize a teenager's phone over what she saw on Social Media?

Updates
7 mo
Turns out the police massively broke the law, possibly with cases of trespassing, assault, wrongful seizure of property, intimidation, abuse of police power etc. The officers are going b4 the police review board and may lose their jobs. The phone has been returned to the innocent party.
Updates
6 mo
Update: the case has been dropped and the girl did nothing wrong.
What is going on in Britain after Police seize a teenager's phone over what she saw on Social Media?
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