Explainers

The scheme was seen as a rite of passage for many young people – until the dawn of budget airlines.
The legislation is named after chef Claudia Lawrence, who vanished without trace a decade ago.
The embattled company was called “an embarrassment to UK corporate governance” after the chaotic way it announced its results on Friday.
Navalny’s physician has claimed he may have been harmed by 'undefined chemical substances'.
Foreign Secretary Jeremy Hunt said he will unveil diplomatic and economic measures on Monday, but what sparked the incident?
Leader Carrie Lam has said the extradition bill is 'dead'.
Money manager with links to Donald Trump and Bill Clinton is accused of abusing girls as young as 14.
The German banking giant's move will shave off a fifth of its workforce by 2022.
The rising death toll prompts UN concern that the country is sliding into a “human rights abyss”.
Chinese tech giant Huawei has been in the headlines this week. First, the US first blacklisted it, causing Google to halt business relations with them. Then the US rolled back the ban and gave Huawei a 90-day trading license. We look into why the US is fighting with Huawei, how much of it is to do with security and the growing trade war between the US and China.