U.S. President Donald Trump’s higher tariff rates come into effect hitting dozens of global major trading partners - and semiconductor chips are next in his sights, with 100 percent tariffs threatened for companies who don't manufacture in the U.S. Brazil's President Luiz Inacio Lula da Silva says he sees no room for direct talks with Trump for now. And OpenAI readies to release the long-awaited GPT-5.

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