Alexander Tin is a digital reporter for CBS News based in the Washington, D.C. bureau. He covers federal public health agencies. Allison Elyse Gualtieri is a Senior News Editor for CBSNews.com, ...

ST.JOHNS, Mich. (WLNS)—Many of us at one point in our lives have questioned: “How does the milk we drink get to the grocery store?” The entire process is well-organized, safe, and sterile. The first ...