This morning I managed to catch mom returning with breakfast for the babies, so I posted the video at You Tube: You Tube Video
The fourth egg still has not hatched, which makes me believe it will not. If it does, I worry that hatchling will be so much smaller than the others, he may have problems getting his share of food.
You’ll notice the nestlings are becoming obviously darker, taking on their adult feathers. How quickly they change!