Mercy Hospital in Coon Rapids, Minnesota, has used these techniques to cut its ventilator-associated pneumonia rate by more than half, to 2.7 cases per 1, 000 ventilator days.

CNN: Unsung heroes work hard to cut hospital-acquired infections

In eDNA testing of samples taken in 2011, a year earlier, researchers recorded a positive eDNA test of silver carp above the Coon Rapids dam on the Mississippi River, raising alarm that the fish were heading upstream faster than anticipated.

WSJ: Study finds Asian carp numbers low in Minnesota