Arizona Sen. John McCain was the Republican Party’s 2008 presidential nominee and he still wants the keys to the Oval Office. But he is beginning to sound more like a fan of likely 2016 Democratic presidential candidate Hillary Clinton.

“She’s a rock star,” he said in a newly released interview. “She has, maybe not glamour, but certainly the aura of someone widely regarded throughout the world,” he added in a reference to her work as secretary of State.