World news: breaking news and current events

Turkish President Recep Tayyip Erdogan said Saturday that he had ordered 10 foreign ambassadors who called for the release of the jailed philanthropist, businessman and human rights activis Osman Kavala to be declared persona non grata. "I gave the instruction to our foreign minister and said 'You will immediately handle the persona non grata declaration of these 10 ambassadors,'" Erdogan said.

Massachusetts Institute of Technology (MIT) researchers have now discovered a new way to jump-start the immune system to attack tumors. It’s about removing tumor cells from the body, treating them with chemotherapy drugs, and then placing them back in the tumor. This spurs the T cells into action.

Walmart recalled approximately 3,900 bottles of Better Homes and Gardens' essential oil infused aromatherapy spray with gemstones, manufactured by Flora Classique Inc., 5-ounce glass bottles, which were distributed to approximately 55 Walmart stores nationwide between February and October.

A deadly explosion and fire at an ammunition disposal plant in Russia's western Ryazan province on Friday killed at least 16 people. One employee was taken to hospital with serious injuries after the accident and died there. He sustained burns of 80% of his skin's surface. The explosion occurred in the village of Lesnoy in Shilovsky District, about 270 kilometres southeast of Moscow.

Pfizer says kid-size doses of its COVID-19 vaccine are safe and nearly 91% effective at preventing symptomatic infections in elementary school children (5- to 11-year-old). The shots could begin in early November and will determine to have first children protected by Christmas.

Queen Elizabeth II, 95-year-old monarch, spent Wednesday night at King Edward VII’s hospital following medical advice to rest for a few days while "preliminary investigations," according to a Buckingham palace spokesperson. Before, she cancelled a planned trip to Northern Ireland this week.

A series of potent Pacific storms are directed at Northern California this week.

US surgeons in NewYork say they have successfully given a pig's kidney to a person in a transplant. The recipient was brain-dead, without hope of recovering. The kidney came from a pig that had been genetically modified to stop the organ being recognised by the body as "foreign" and being rejected.

Former President Trump on Wednesday announced the upcoming launch of his own social media network called "TRUTH Social."

Imprisoned Russian opposition leader Alexei Navalny, 45-year-old activist, was awarded the annual Sakharov prize ,the European Union's top human rights prize, Wednesday. The European Parliament praised his "immense personal bravery."