Excerpt:

The original CDC Assessment (see Influenza Risk Assessment Tool (IRAT) Virus Report H5N1 clade 2.3.4.4b pdf icon[462 KB, 6 pages]) placed the H5N1 threat squarely in the middle of the pack, with a threat score of 5.1 and an emergence score of 4.4. Today the CDC has announced a new assessment of the mink-variant H5N1 virus in Spain. While still classified as a `moderate’ threat, it’s scores have risen in 6 of the 10 parameters used to evaluate their zoonotic potential (see chart below).