Update on $B_K$ and ${\epsilon }_K$ with staggered quarks

Taegil Bae, Yong-Chull Jang, Hwancheol Jeong +11

We update our results for $B_K$ obtained using HYP-smeared staggered valence quarks on the MILC asqtad lattices. In the last year, we have added 5 new measurments on the fine ($a\a…