2 dead after fiery crash on icy Baltimore highway

A blast of cold air caused rain and wet roads to freeze across the Eastern U.S., triggering airport delays in the nation's capital and major traffic pileups in Maryland, Virginia and North Carolina. Authorities say two people were killed in a chain-reaction accident in Baltimore involving a tanker carrying gasoline that skidded off a highway and exploded.Baltimore City Fire Chief Roman Clark said two people were killed and at least 15 were injured in the 55-vehicle accident and tanker explosion