A major outbreak in Argentina of dengue, a mosquito-borne illness that can be fatal, is on track to smash previous records, reflecting wider worry around South America where warmer and wetter weather has led to a surge in cases. Over 120,000 cases have been recorded so far in Argentina in the 2023/24 season, with the bulk of those in the last two months. "We are experiencing Argentina's largest dengue outbreak," said Mariana Manteca Acosta, a director of diagnostics and investigations at the Mal