In recent years, Israel has carried out hundreds of strikes on targets in government-controlled parts of neighbouring Syria, but it rarely acknowledges them.
Health authorities have sounded alarms from North America to Europe and Asia, urging people to stay hydrated and shelter from the burning sun in a stark reminder of the effects of global warming.
The Jakarta talks come nearly a month after Blinken travelled to Beijing, the first visit by a US secretary of state in nearly five years, and met President Xi Jinping as well as Wang and Foreign Minister Qin Gang.
Raisi's trip to Africa, which will also take him to Uganda and Zimbabwe, is the first by an Iranian president in more than a decade and represents a bid to diversify economic ties in the face of crippling US sanctions.
Around 3,000 people have been killed in the conflict, while survivors have reported a wave of sexual violence, and witnesses have spoken of ethnically targeted killings.
The talks in Istanbul come on the eve of the 500th day since Russia's invasion, with Zelensky admitting a widely anticipated Ukrainian counteroffensive was progressing slowly.
