Severe rains have caused significant flooding in Hawaii.
More than 4,000 residents have been ordered to evacuate.
Officials are concerned about the potential failure of a 120-year-old dam.
Strategic angle: Muddy floodwaters from severe rains have inundated streets, prompting evacuation orders for over 4,000 residents in Hawaii.
Severe rains have caused significant flooding in Hawaii.
More than 4,000 residents have been ordered to evacuate.
Officials are concerned about the potential failure of a 120-year-old dam.