An Amazon engineer, aged 32, has died after swimming in Lake Tahoe, where the water can remain dangerously cold despite warm weather. The case highlights the risk of cold-water shock and hypothermia in mountain lakes that may appear safe for swimming.

The article identifies the victim as an Amazon engineer and says the death followed a swim in Lake Tahoe, on the California–Nevada border. Lake Tahoe’s cold, deep water can pose serious hazards even during summer conditions.