Explainers

The events in Syria could well influence the power dynamics of the Middle East for years to come.
Whether a deal is struck this week or not, the prime minister’s path is fraught with difficulty.
From the tradition of the Black Rod to what happens if parliament votes down the speech, this is all you need to know about today's announcement.
At least four protesters have died and hundreds have been wounded so far.
The president has stood his ground, citing his “great and unmatched wisdom”.
Boris Johnson insists the UK will leave the EU on 31 October. Here's your no-nonsense guide to the key players trying to stop him, and what's next.
Johnson should brace himself for censure motions, urgent questions, and efforts to sabotage the Tory party conference.