Temperatures in China's northernmost city plunged to minus 53°C (minus 63.4 degrees Fahrenheit) -- its coldest ever recorded.

Light rain is expected to fall across much of the region Tuesday, with a storm possibly bringing more rain to Anchorage on Wednesday.

Highly pathogenic avian influenza (HPAI) A(H5N1) is a strain of the avian influenza virus that primarily affects birds, particularly poultry. It has been detected in farmed mink.