Three hikers died from apparent heat-related illnesses in the Grand Canyon on two separate days in the past week in the inner canyon, where temperatures can exceed 109 degrees Fahrenheit (43 degrees Celsius) in the shade during midday hours, federal officials said Friday.
Three hikers died from apparent heat-related illnesses in the Grand Canyon on two separate days in the past week in the inner canyon, where temperatures can exceed 109 degrees Fahrenheit (43 degrees Celsius) in the shade during midday hours, federal ... [848 chars]