UPDATE 1-Israel regulator opposes Noble, Delek control of Leviathan field
December 23, 2014 at 04:28 AM EST
JERUSALEM, Dec 23 (Reuters) - Israel's antitrust regulator has recommended breaking up what it says is excessive control of key gas reserves by Noble Energy and conglomerate Delek Group, who together hold 85 percent of the country's giant Leviathan field.