Brazil grants Chevron approval to restart offshore oil output
April 08, 2013 at 17:17 PM EDT
RIO DE JANEIRO, April 8 (Reuters) - Brazil's oil regulator, the ANP, said on Monday that it authorized Chevron Corp to restart output from an offshore oil field more than a year after a November 2011 spill forced the No. 2 U.S. oil company to stop production.