One of seven people arrested in a Metropolitan Police counter-terrorism operation has been released without charge.
The 30-year-old woman had been arrested in west London on Thursday.
Six other people are still being held in custody.
Police say the operation is not linked to the Olympics or Paralympics.
More top news
British astronaut Tim Peake takes part in a test to see how a Mars rover handles when it's controlled from further away.
Jack Susianta, a 17-year-old student, died on July 29 2015 after jumping into the River Lee in east London.
Health inspectors found listeria, salmonella, ecoli and even potentially deadly listeria.