Radiation Affects News Today

>> reporter: the concern is way up but i can tell you that radiation is heavier than air so the wind when youre talking about radiation plays a key part in it. the wind direction and speed. i dont want to get bogged down in a lot of science. here is the simple terms of how radiation affects are felt. an x-ray has four milis evers. the air levels at fukushima 400. radiation poisoning starts at a thousand, thats when i get nausea, diarrhea and fatigue. if you get to 3,000, or 5,000 in a dose megyn...

Jenna: right now new fears over the health safety of u.s. troops and also the japanese people, anyone in what is happening in japan right now. the u.s. s. ronald reagan may have passed through a radioactive cloud while doing relief work off the coast. 17 helicopter crew members treated for radiation exposure during one mission. what health issues are facing our troops as well as the japanese. dr. cromwell is joining us now. we are talking about radiation affects or poisoning. what would that fee...