Texas warnings, Brazil tariffs, OpenAI and TikTok

Texas officials have come under fire over whether they could have done more to warn people about the deadly flash flooding. U.S. President Donald Trump slaps a hefty 50 percent tariff on Brazil. And in tech, OpenAI ventures into browsing, while TikTok unveils plans for a new U.S. app. Sign up for the Reuters Econ World newsletter here. Listen to the Reuters Econ World podcast here. Find the Recommended Read here. Visit the Thomson Reuters Privacy Statement for information on our privacy and data protection practices. You may also visit megaphone.fm/adchoices to opt out of targeted advertising. Learn more about your ad choices. Visit megaphone.fm/adchoices