An oil spill in the Gulf of Mexico in early March spread more than 600 kilometres, including to seven nature reserves

Authorities, however, ruled out the possibility of severe environmental damage from the spill off coast of the eastern state of Veracruz

An oil spill in the Gulf of Mexico in early March spread more than 600 kilometers (373 miles), including to seven nature reserves, and originated from a vessel yet to be identified and two "natur