effect for the region including the greater houston region. upwards of 4 million people under a flood watch as we speak. here is the radar across oklahoma and texas panhandle and parts of kansas. this system continues to move east and once we get the daytime heating from the sun, we will see more shower and thunderstorm activity. we have the possibility of severe weather in western texas and oklahoma panhandle and western kansas and nebraska. large hail and damaging winds and isolated tornadoes. i talked about silvering lining in the forecast, a drying trend. breaking overnight, federal officials investigating after the defense department accidentally shipped live anthrax samples to labs in nine states and a u.s. military base in south korea. officials say no one has become ill. there is no threat they say, to the public. four defense workers in the u.s. and 22 in south korea are on