It seems that Professor Jintai Ding and his PQC Team just destroyed another NIST second round candidate LUOV. Incredible!

Big news for quantum resistant crypto.  ABC runs "rainbow" which has proven to be solid.

https://csrc.nist.gov/CSRC/media/Presentations/new-attacks-on-lifted-unbalanced-oil-vinegar/images-media/ding-session-4-paper-pqc2019.pdf