BBC在线收听下载:鲍里斯·约翰逊正式接任英国首相

This is the BBC news with Fiona MacDonald.

Boris Johnson will take over as British Prime Minister today as the country is facing its biggest political crisis in decades over Brexit. Mr. Johnson, who won the leadership of the governing Conservative Party on Tuesday, has already been in discussions about who to appoint to his cabinet. This report from Nick Eardley. What will Boris Johnson be like his Prime Minister? Some relish him entering number ten. Some dread it completely. But this afternoon, around four o'clock, when he speaks to the country for the first time in his new job, we will get more of an idea of what he intends to do with the power he has long coveted. Inevitably, his greatest challenge will be Brexit, delivering his promise of leaving the European Union by the end of October without breaking his party. But before all that, Theresa May will take part in her final Prime Minister's questions in the Commons. She will also deliver a farewell statement from Downing Street before going to Buckingham Palace to formally resign.

The organizers of the Tokyo Olympics are marking a year until the start of the event by unveiling the medals to be awarded. A ceremony will take place shortly to reveal the design. Officials say there has been uNPRecedented demand for tickets. Here's Dan Roan. Tokyo was meant to be a safe choice for the International Olympic Committee, but it has not been without controversy. There are concerns that soaring summer temperatures could pose a threat to the safety of athletes and spectators, and a corruption scandal linked to Tokyo's bid to stage the games has cast a shadow over preparations. But fifty-five years after hosting the olympics for the first time, there will also be a sense of anticipation today at the countdown to what organizers promise will be the most futuristic games ever.

Syrian state media say Israel has launched a missile attack targeting military positions in the southern province of Daraa. Syrian TV said what they described as Israeli aggression was directed Tel Al-Harrah close to the Golan Heights.

Scorching temperatures are expected to break records today in many parts of Europe, fueling concerns about crop production, energy supplies and transport. In France, low water levels in the river Rhone have forced a nuclear plant to reduce electricity production because of a shortage of cooling water. In Germany, low water levels on the Rhine mean fully-loaded vessels can't sail and some sections of the river.

BBC news.