It is the same one as in each of the other United States America. In fact, it is the same disease that is spreading uncontrolled throughout the world, and has been since shortly after the world began.
Since even before there was ever an adulterous act of any kind--straight, gay, or otherwise—sin has been a sexually transmitted disease.
It is not that sex is the original sin. The original sin is that referenced by Jesus in our text: “they do not believe in me.”
So why, then, are sexual sins such a big deal?
Because, since both man and woman sinned in the beginning, they became the host bodies of death. In the day they ate of that which God commanded them not to eat, they became infected with the disease of sin, and thus carriers of the most communicable and deadly disease of all.
To hear and/or read the entire sermon preached for Cantate Sunday, "The Spirit of Truth," click on this link. http://lcmssermons.com/index.php?sn=3779