Yep. My point is that criminal libel no longer exists in the United States, so you can't be "guilty of libel." You can held liable for libel, but that's an awk

Yep. My point is that criminal libel no longer exists in the United States, so you can't be "guilty of libel." You can held liable for libel, but that's an awkward phrasing, so "liable for defamation" is broader and better.