NEW : Obama hails capping of well , says recovery efforts continue . A team of researchers in the Gulf of Mexico say they found an oily layer as thick as two inches coating the sea floor in some places , and they believe it may be from the BP spill . BP well `` poses no continuing threat , '' says government 's point man . Score: 6 Environmental and economic recovery lie ahead .
NEW : Obama hails capping of well , says recovery efforts continue . BP well `` poses no continuing threat , '' says government 's point man . Score: 6 Environmental and economic recovery lie ahead .