to strengthen, to deepen and become this powerful northeaster that we have been forecasting for several days in advance. we call it a bomb cyclone because it meet the set of parameters that meteorologists use dropping a certain amount of pressure in 24 hours. that gives us an indication how big this storm will be. the threats going forward, heavy snow, strong winds, coastal flooding, power outages, and we can't forget about the travel disruptions. already over 3,000 flights canceled or delayed tomorrow along the east coast. we have over 75 million americans under some sort of winter weather alert get this stretching from alabama to maine. this storm is huge, focusing in on the blizzard warnings where you see that shadingf red, coastal maine, massachusetts, long island into the peninsula, the coastal areas of new jersey. that's over 10 million americans. remember, blizzard warnings you need to have reduced visibility for over three hours, falling or blowing snow, and that is going to cause serious white out problems and concerns. the low pressure, again, just