Another strange female crime thwarted

Here is another strange crime story:

Police: Pregnant woman kills attacker
Knife-wielding woman may have been trying to steal fetus

FORT MITCHELL, Kentucky (AP) -- A nine-months pregnant woman fought off and killed a knife-wielding woman who may have been trying to steal the baby, according to police.

There is no mention of any father or alleged father.

Update: It turned that at least three men have been identified as possible fathers.