Students from Oxford and Cambridge gave us their thoughts.
Investigations reporter NJ Convery has been out on a nighttime hunt for vehicle thieves.
BBC Security Correspondent Frank Gardner analyses what intelligence agency's boss said in his annual speech and what it means for Britain.
Special correspondent Lucy Manning explains why the Hight Court has ruled that search warrants used to search Mr Mountbatten-Windsor's home were unlawful.
The arrests come after a BBC investigation in April revealed that law firms and advisers were helping migrants pose as gay in an effort to get asylum.
The Pentagon confirmed on Sunday it had removed its bombers - thought to be about a dozen B-1s - from the base back to their home stations in America.
Andrew Mountbatten-Windsor is taking legal action against Thames Valley Police over his arrest in February.
His comments come after US Secretary of State Marco Rubio said the incident "clearly involves the hands of a foreign actor".
One of five men arrested near RAF Fairford in the early hours of Sunday morning had dialled 999 himself, the BBC understands. BBC's UK correspondent Daniel Sandford explains the timeline of events.
Andy Burnham says rejoining the EU is among options the government could look at - telling the BBC the current Brexit settlement has caused "more harm than good".
BBC correspondent Daniel Sandford explains where the investigation goes from here.
Speaking to BBC Newsnight, his sister-in-law told the BBC that she did not know where he was, and nobody had been able to see him.
The men were all UK nationals in their 20s who live in London and were arrested under the Explosives Act and on suspicion of preparing a terrorist act.
A farmer who called 999 when she saw a group of "masked men" near RAF Fairford early on Sunday believes she "foiled" their plans by "pure luck".
A major incident has been declared near RAF Fairford after several men were arrested on suspicion of offences under the Explosives Act, Gloucestershire police say.
The UK has jammed satellites to defend itself from hostile threats, the BBC has been told.
His comments come ahead of a controversial new memoir examining the life and death of Princess Diana
Princess Diana's brother has been interviewed by the BBC ahead of the release of his book on the late Princess of Wales.
"This is my swan song too. I'm not here to bang on about Diana, this is my final word, celebration of her", Earl Spencer told presenter Laura Kuenssberg.
Earl Spencer says that he can see echoes of Princess Diana's treatment from the press in the way Harry and Meghan are scrutinised.
Earl Spencer spoke exclusively with the BBC's Laura Kuenssberg about claims he has made in a new book.
