tremendously in the last day or so tripling in size. from the size of rhode island to closer to something like puerto rico. 3500 square miles considering a the potential to devastate everything from the delicate wetlands of louisiana to pristine beaches all along the coastline. there is speculation that ocean currents could carry that slick around the florida keys and up the east coast. phil keating is live with the relief efforts in venice, louisiana. what is the latest trying to control the spill? reporter: u.s. coastguard commandant named by the homeland security secretary janet napolitano as the point person for the federal government on this bp oil spill. he is holding a teleconference as we speak along with the assistant to homeland security for the president. what they did point out is they do find some promising