Joe Biden says he will not seek re-election for the presidency of the United States. The shock announcement came out just before 2 am on Monday, Hong Kong time, and follows weeks of calls from some leading members of the Democratic Party for him to drop out. Vanessa Cheng reports:

Shortly after his shock announcement, Biden declared his support for his vice-president, Kamala Harris. If she is selected as the nominee, she will make history as the first Black woman and the first candidate of Asian descent to seek the White House. Steve Dunthorne has more on the woman who could be the next President of the United States:

Planes are gradually taking off again after global airlines, banks and media were thrown into turmoil by one of the biggest IT crashes in recent years. It was caused by an update to an antivirus programme. Vanessa Cheng reports:

The founder of a Hong Kong-based cybersecurity company says it is always advisable for firms to run software updates on a small number of their own computers to check for bugs. Anthony Lai, founder of Valkyrie-X Security Research, says the update issue by CrowdStrike was easily preventable. He told Samantha Butler that the outcome was both a disaster and fortunate, as the situation could have been even worse:

Financial Secretary Paul Chan says Hong Kong is implementing strategies to support its online retail sector. Writing on his weekend blog, he said he hoped government support would help local businesses expand their brand recognition on the mainland. Anne Chan reports:

The organiser of a major book fair in Wan Chai has reminded exhibitors to comply with event regulations and Hong Kong laws, including the national security law. Anne Chan reports:

A doctor at the Chinese University's Faculty of Medicine says people should seek immediate medical help if they experience stroke-like symptoms. The research team found that Chinese people had a higher mortality rate by 12 percentage points than Europeans and Americans after developing intracerebral hemorrhage, a complication brought on by taking blood-thinning treatment to cure heart disease. Dr Bonaventure Ip at the faculty's division of neurology told Charlie Chun that current medication was safe to consume but strict control of potential risks was needed:

Bangladesh's top court has rolled back contentious civil service hiring rules, which resulted in nationwide demonstrations that killed at least 155 people. The court has also asked protesting students to return to class. Vanessa Cheng reports:

Conservationists in Cambodia are delighted by the arrival of 60 baby Siamese crocodiles - a hatching record for the endangered species this century. The bumper batch is the result of more than 20 years of efforts to revive the crocodile's numbers in the remote Cardamom Mountains, possibly Cambodia's last wilderness area. Annemarie Evans found out more from RTHK's correspondent in Phnom Penh, Luke Hunt:

Hong Kong sports officials say new guidelines on the corporate governance of the city's sports associations are expected to be unveiled in mid-September. They also said the SAR's Olympic delegation to Paris was ready for all contingencies and expected athletes would be at their best during the Games. Frank Yung reports:

Akira Sakai and Russell Aylsworth will be the first Hong Kong sailors racing in Olympic 49er competitions. The 49er is a two-handed skiff-type high-performance sailing dinghy, which requires the two crew members to work on different roles. Natale Ching spoke to the duo about their strong bond, which started in 2018 when they paired up:

In a world filled with misinformation and disinformation, seeing something may not be enough to make you believe that it is true. With images that increasingly blur the line between reality and fantasy becoming more mainstream in everyday life, some people say they have become more sceptical about how they consume what they see around them, particularly on social media. RTHK's Elvis Yu conducted an experiment, hitting the streets and asking people to comment on a photo that sparked intense debate because it looked too spectacular to be true: