Student Visas & Higher Ed: A new DHS student-visa rule would force international students to finish degrees on a tight clock and limits switching fields or schools, with universities and unions warning it could be “catastrophic” for campuses nationwide. Immigration Enforcement: ICE is expanding deportation flights to “third countries” and is also moving toward robot-dog tech for high-risk operations. Public Health & Work: A Harvard study using millions of death records finds pilots and flight attendants may face higher mortality from certain radiation-related cancers. Indoor Air & Aging Brains: A Somerville-based trial reports that running HEPA air purifiers for a month improved executive function in adults over 40. Mental Health Care: At McLean Hospital, a clinician-led account highlights why borderline personality disorder is often diagnosed late—and how naming it can change treatment. Sports Betting Youth: A NORC study finds Massachusetts young adults often see sports betting as “casual” and manageable, despite real risks. Culture & Community: Boston’s Caribbean Carnival is set to pack Franklin Park again, with police safety measures and event guides for families. Local Business Values: Cheese Louise is spotlighted for paying a living wage to every employee, tying restaurant culture to cost-of-living pressure.