Um, yeah

I believe they demanded more lube:

Asked if Obama is as demanding of Sen. Joseph Lieberman (I-Conn), whose opposition to a public option and Medicare buy-in provision led to their removal, as he has been of progressives like Sens. Sherrod Brown (D-OH) and Tom Harkin (D-Iowa), both staunch supporters of a public plan, Gibbs affirmatively replied: "Yes."

"The president was clear with members of the democratic caucus, including independents who caucus with the Democrats," he said.