Your chanting worked and a GSM email for #2-17 came in late evening yesterday!
From it we learned the trio flew to a new (for them) wetland in neighboring Marquette County. This is roughly 10 miles from White River Marsh.
Colleen and Brooke were able to confirm all three are together.
Soooo, at least they moved? The other positive is that there are hundreds of Sandhill cranes were they are now!