Company Reports Record Wells in Middle Bakken and Three Forks/Sanish Zones in North Dakota 2009 Capital Expenditure Budget Raised 42 Percent to $390 Million

2009 Capital Expenditure Budget Reduced in Line with Cash Flow Outlook

2009 Outlook for Production Growth and Capital Expenditures

Company Announces Additional Well Completions

Company Also Drills Its Fourth Operated Well in Michigan's Trenton/Black River Field

Higher Cash Flow Outlook Prompts $167 Million Increase in Capital Expenditures for Drilling, Land and Seismic