Marathon Oil Announces Executive Change HOUSTON, Dec. 10, 2012 (GLOBE NEWSWIRE) -- Marathon Oil Corporation (NYSE: MRO) announced today that David E. Roberts, Jr., executive vice president and chief operating officer, has resigned in order...

Vyatta's Dave Roberts to Speak at Interop New York on "Breakthrough Network Technologies" BELMONT, CA--(Marketwire - November 10, 2009) - Dave Roberts, vice president of strategy for Vyatta, will present at this year's Interop conference held in New York on November 16-20. Joined by...