the people starving for assistance. she says if something happens to that dam, it could be as bad as the hurricane itself. many are asking us to send messages to their families. from the air can you see why more than 3 million u.s. citizens could remain in the dark for months. >> this is the problem. this is why puerto rico, 100% of the island doesn't have power right now. granted the infrastructure was vulnerable before maria passed by, but you could see with the power lines down what the challenge is. they are completely collapsed. heading further inland the death toll is among the highest here. this is where we meet 56-year-old, a diabetic and unemployed and now doesn't have a home either. this is what maria did to her