Here is a thread of a similar nature to yours, minus the pregnancy.
http://www.dr1.com/forums/trip-repor...ationship.html
I would like to make a couple of remarks.
You have 2 choices.
To just support the new born child or try to make a family.
If you are seriously considering turning this situation into a family story, you will need to know 100% who you are dealing with.
There are ways of finding out.
You cannot just "take a chance" that she is on the up and up with you.
You need to be sure.