splay leg?

3-4 day old chick can't fully stand up. It hobbles around pushing off of one leg and kinda lays on its side when its not moving. Its able to sit its self up and drink. It chirps a lot like its in distress. We tied its legs assuming its spraddle/splayed because we don't know what else it could...

Yesterday, I helped this little one out of its shell after I noticed it was stuck in there for 10+ hours. It looked weak and fumbled around a bit and its toes were curled and legs look splayed at times. I followed some of your advice and left it alone overnight to check its condition the next...

I just noticed that one of my young chickens has some sort of leg injury or deformity. I have no idea how it happened or how long it's been like that. It doesn't seem to cause her pain, and it seems like she's figured out how to walk on it. What's wrong with her leg, and what can I do to help her?

Background: We had a broody hen and gave her some fertilized eggs to lay on. We are first timers so made the mistake of leaving her and her eggs in the coop with the other hens. 3 got knocked out and stepped on at different stages by the other chicks and after 1 hatched she gave up on the other...