WASHINGTON (Reuters) - Kamala Harris will become the first U.S. vice president to visit Vietnam next month during a trip that will also include Singapore and is aimed at rallying an international coalition to curb China's growing influence.

GENEVA (Reuters) - The world is at risk of losing hard-won gains in fighting COVID-19 as the highly transmissible Delta variant spreads, but WHO-approved vaccines remain effective, the World Health Organization said on Friday.

PARIS (Reuters) - The European Union said on Friday it had adopted a legal framework for a sanctions regime targeting Lebanese individuals and entities after a year of crisis that has left Lebanon facing financial collapse, hyperinflation and food and fuel shortages.

KALYANINO, Russia (Reuters) - When Soviet gymnast Larisa Latynina competed at the 1964 Tokyo Olympics, her team lived in military barracks with communal bathrooms. At Tokyo 2020, Simone Biles and her U.S. team mates are staying at a hotel.

GENEVA, July 30 (Reuters) - The world is at risk of losing hard-won gains in fighting COVID-19 as the highly transmissible Delta variant spreads, but WHO-approved vaccines remain effective, the World Health Organization said on Friday.

KARACHI, Pakistan (Reuters) - Pakistan’s largest city, Karachi, is to undergo a week-long partial lockdown starting Saturday to curb the spread of the coronavirus Delta variant, as the city’s hospitals are close to saturation levels, the provincial chief minister said on Friday.

GABORONE (Reuters) - Botswana's health minister said on Friday that the government was paying the equivalent of $15 a dose for the COVID-19 vaccine developed by China's Sinovac Biotech and almost $29 a dose for U.S. company Moderna's shot.

DUBAI, July 30 (Reuters) - A prominent imprisoned Bahraini opposition figure has lost 10 kg during the first three weeks of a hunger strike, a family member said on Friday, as rights groups called for his release and the return of a confiscated manuscript he had written.

LONDON, July 30 (Reuters) - The protection that vaccines give against coronavirus infection, and potentially severe disease, is highly likely to wane over time so vaccine campaigns will continue for years to come, scientists told the British government's advisory group.