SANTIAGO, Chile — President José Antonio Kast said Monday that his administration will tighten security measures at Chile’s schools, following two incidents involving weapons and amid growing concern about school violence in the South American country. The announcement follows a deadly attack Friday that left one dead and four wounded. The pledge also came on...

The Micron Technology offices in San Jose, California, Dec. 16, 2025. David Paul Morris | Bloomberg | Getty Images Micron shares plummeted 10% on Monday, continuing the memory maker’s significant post-earnings sell-off. The company snapped a six-day slide on Friday with a modest gain, but with Monday’s loss, the stock is down 30% since its...