The oil rig leak is not underwater , energy company Total says . Total deployed the rig in the North Sea after the leak Sunday . Experts are unsure whether leak will stop on its own , or if it is needed . Initial fears of an explosion may be unfounded , an oceanographer says .
The Elgin platform leak is not underwater , energy firm Total says . Total evacuated the rig in the North Sea after the leak Sunday . Experts are deciding whether leak will stop on its own , or if action is needed . Initial fears of an explosion may be unfounded , an oceanographer says .