Chikungunya Watch (French Guiana): The CDC added French Guiana to its active chikungunya travel health notices on June 4, 2026, joining Suriname and Mayotte—raising concern for travelers during peak summer mosquito season. Multi-Country Outbreak Alert: Mauritius was also added to the CDC’s active list, making four simultaneous active chikungunya notices across different regions and territories. Animal Health & Biosecurity (Screwworm): New World screwworm has reached the US after a case was detected in a Texas calf, with experts linking the comeback to illegal cattle smuggling and weak health checks. Local Research Tool (TropiCam): A new AI-powered system, TropiCam, aims to better study canopy-dwelling tropical species, improving wildlife monitoring where traditional ground cameras miss key animals. Health Systems Training (NATO Medical Exercise): A Ukrainian An-124 delivered equipment to support NATO’s Vigorous Warrior 26 in Estonia, focused on coordinating military and civilian medical readiness. Health & Wellness Context (Trade/Health Cooperation): Lula’s meetings with France and Switzerland highlighted cooperation areas including health and AI, alongside defense and supercomputing interests.