It's a bit too early to tell what they are, after they feather out more it should be possible to id them. Here's a link to the feather site page for brahman chicks. http://www.feathersite.com/Pou...
None of these look like yours.
This is a good web site to learn about poultry of all kinds.
Politicians are like diapers, they need to be changed often, and for the same reason.