Extending his controversial use of the military in Democrat-led major US cities, Donald Trump says he's authorised soldiers who will be deployed to Portland to use "full force" if needed. He described the city in Oregon as "war-ravaged". Also: nearly 40 people are killed in a crush at a political campaign event in the southern Indian state of Tamil Nadu, the people of Moldova vote in a parliamentary election that will help determine if the country moves closer to the EU or Russia, and scientists say the tiny particles that help form stars and planets are much spongier than previously thought.

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