"Why did Marion Jones and Barry Bonds think they were taking flaxseed oil?" Slate asks, in response to Jones/Bonds claims they they never knowingly took steroids and actually believed they were taking flaxseed oil supplements instead. One theory: "Because they don't like fish [and] flaxseed oil contains omega 3 fatty acids, which help maintain cardiovascular health."

Another theory? Because they're lying. [Slate]