about the seafood that was coming out of the gulf for a while, now there are concerns, as well, about seafood being affected by the radiation, possibly, from the japanese disaster? >> yeah, absolutely. there's really no hard and fast data yet, but talking to seafood industry experts, they say that fear alone could really alter the supply and also drive up costs. so, that is a big area of concern right now. they're watching and waiting for any news out of that area, but, obviously, with shipments coming from japan, as well, it could alter really what goes on here in the states and perhaps drive those prices up. >> all right. sandra endo, always good to see you. thank you so much. >> sure. a group of market vendors in the nation's capital considers themselves extremely fortunate after surviving a powerful economic blow. that had the potential to destroy their businesses. cnn's tom foreman reports on their remarkable recovery. >> reporter: melvin is back at washington's historic eastern