No idea whatsoever
But i am now crapping my pants CHAINSAW DUDE!!!
She looks like the woman in Re extinction,the one played by Ashanti.Just my observation please don't kill me.
EDIT
According to the re5 site her name is sheva !
You mean Nurse Betty?
Sheva, eh? I wonder how important she is? The combat system looks good, kinda like RE4, but it seemed faster.