UPDATE 4-Shell sweeps nine of 19 blocks awarded in Mexico oil auction
January 31, 2018 at 14:28 PM EST
MEXICO CITY, Jan 31 (Reuters) - Royal Dutch Shell snapped up nine of 19 oil and gas blocks awarded in Mexico's prized Gulf of Mexico deep waters, emerging the clear winner in the country's biggest auction since the energy sector was opened up to foreign oil firms.
