A 16-year-old former student opened fire in a special needs classroom at an elementary school in Bend, Oregon, killing three children and a teacher before a parent and a teacher intervened to stop him. Two others were hospitalized, including a 7-year-old girl in critical condition.

Ukraine has resumed long-range strikes on Russian oil refineries after a halt in such attacks, as President Volodymyr Zelensky voiced frustration with Washington following a disruption to Starshield, the satellite system Ukrainian forces rely on for targeting and coordination.

The rapid build-out of artificial intelligence has become as much a story about power grids and regulation as about technology, with data centers, federal regulators, retailers and researchers all grappling with the consequences of AI's fast deployment.

A fast-moving wildfire in Malibu forced new evacuations overnight as Santa Ana winds pushed flames into additional neighborhoods. The blaze is one of several across Southern California that prompted utilities to cut power to tens of thousands of customers as a precaution, with forecasters warning that hot, windy conditions would persist.

Kevin Warsh told an IMF audience that price stability remains paramount and praised central banks' recent tightening efforts, but he avoided signaling the Fed's next move ahead of its October meeting. Markets read his restraint as consistent with a steady approach.