anonymous
A hacker claiming responsibility says it's a blow against child porn.
The hacktivists vow to expose ties to Russian criminals.
Martin Gottesfeld says he's been placed in solitary confinement and is barred from placing calls to his family and attorneys.
Helicopters followed protestors as they moved from Trafalgar Square towards the Houses of Parliament.
WHAT'S HAPPENING
There are good people in this world!
The high-profile 2014 cyber attack is explained for the first time.
The hacker collective took down a Ku Klux Klan site on Saturday.
Prosecutors said the former Reuters social media editor had sought revenge on his former employer.
Can the hacker group take him down?
And Anonymous Jr.