STAMFORD, Conn., Aug. 2 /PRNewswire/ -- Earlier this year, Robert H. Schaffer & Associates marked its 50th year in business as a consultancy renowned for its ability to help clients achieve fast and sustainable results while building their capacity for continuous improvement.

Colorado's Ken Salazar, a U.S. Senate colleague of Barack Obama, will nominate the presumptive Democratic Party nominee before the roll-call vote tonight at the Pepsi Center.

By Raj Chohan The new attack ad from the Democratic Senatorial Campaign Committee puts Republican Senate candidate Bob Schaffer in the "Big Oil" box over his ties to the oil and natural gas industry.

By Jack Palmer U.S. Rep. Mark Udall's main attack on Bob Schaffer is that he is in the pocket of "Big Oil" and has received campaign donations from "Big Oil."ExxonMobil,the poster child of "Big Oil," has itself paid more than $64 billion in income taxes over the past several years.

By Ed Sealover Colorado's U.S. Senate candidates are nothing if not flexible when it comes to energy policy.