The World in Brief from The Economist

Ukraine and Russia carried out a large prisoner swap, with each side releasing 115 soldiers.

Israeli air strikes killed at least 12 people in Gaza, according to Palestinian media.

Russia’s security service killed four prisoners who attacked a penal colony’s guards and took a dozen people—eight prison employees and four other inmates—hostage

Japan’s annual core-inflation rate, which excludes fresh food prices, was 2.7% in July, up from 2.6% in June

Kamala Harris accepted her party’s presidential nomination as she closed the Democratic National Convention. Also, Narendra Modi, India’s prime minister, landed in Kyiv, Ukraine’s capital, where he is set to meet the country’s president, Volodymyr Zelensky.

Tim Walz accepted the Democrats’ vice-presidential nomination on the third day of the party’s national convention in Chicago.

Walz’s convention speech; Asia’s first case of mpox, and more

Tim Walz accepted the Democrats’ vice-presidential nomination on the third day of the party’s national convention in Chicago. Also, Joe Biden told Binyamin Netanyahu that Israel must bring a ceasefire and hostage-release deal in Gaza “to closure”.

Ukraine launched “one of the largest ever” drone attacks on Moscow, according to the mayor of the Russian capital, Sergei Sobyanin.