I second the Craigslist search[ what I've done], with maybe Facebook marketplace as another possibility. You'll get a much higher hatch rate if you buy eggs locally over having them shipped.
Dissect along her neck/cervical spine to see if there is a fracture or dislocation. The ruptured yolk may be from the trauma that broke her neck.
Are you in an area with avian flu?
I would put her under the broody hen tonight. I'm far from an expert, but 2 weeks is a big enough of a difference in age I think this one would get picked on a lot and not do well.
Good- Bye and Bee Well [ from a beekeeper, not a spelling mistake].
I didn't yet read all of your posts, but have enjoyed the ones i have. Thank you for sharing your knowledge and insights. I hope life gets better for you and your family.
just to report about the white Isbar roo my friend got directly from Greenfire. His chicks did lay green eggs, and he was dominant white. [ hatched eggs from a cream legbar he bred, and among the many patterns, we got crested white birds]
Just a FYI
I used to think you could let it rest before or after freezing, but i've seen a few people comment that resting it before freezing [ if that's in the plan] is better. seems freezing kills some of the enzymes that tenderize the meat.
That said, i've done both, and [ not having both side by...