Shares of Zion Oil & Gas (ZN) continue their plunge from AH Friday, when the company said...

|About: Zion Oil & Gas Inc (ZN)|By:, SA News Editor

Shares of Zion Oil & Gas (ZN) continue their plunge from AH Friday, when the company said there was little chance a well in northern Israel contains commercially viable hydrocarbons. ZN -24.6% premarket.