amniocentesis

As we enter the final stretch of this uber-vitriolic Presidential campaign, it's not a surprise that scandalous accusations are still being thrown in all directions by both sides. Recently, it was the possibility that a Bill Clinton "love child" exists. All of which raises the following: How do you answer questions about paternity?
A new test for fetal chromosomal abnormalities seems promising, and only requires a blood test rather than a needle amniocentesis.