Bird flu (infecting cows and raw milk) lurking closer to a problem

Prior cases were mild and few, but research said that wouldn't last. The first serious case is here, and California has declared an emergency as the disease rampages through cattle there.

The warnings have increased slowly, and the stats were clear it could become serious—and now it has, in an older Louisiana resident now in critical condition after contact with sick birds there. The disease is spreading to cows, raising concerns about raw milk, prompting an emergency declaration in California. The good news is there is no indication (ye…