"My friends, don't screw this up. ... We've got work to do," Mr. Steele told a crowd of about 700 at the BWI Airport Marriott, where he introduced Mr. Ehrlich as "the once and future governor."
In a Maryland rematch, Ehrlich landing punches →
"Exploiting the tragedy in the Gulf to try to ram through a devastating, job-killing national energy tax is more of the same Chicago-style politics that has the president's approval ratings plummeting to an all-time low," Mr. Steele said.
Obama: BP will pay for worst coastal crisis →