How did the asians migrate to north america during the ice age?

During the last Ice Age, ancestral Asians migrated to North America through a land bridge known as Beringia, which connected modern-day Siberia and Alaska. This migration likely occurred between 20,000 and 30,000 years ago as they followed animal herds and adapted to the changing environment. Subsequent generations spread out across North America, eventually establishing diverse indigenous cultures.