The relationship between Koepka and Sims was fairly unknown before the major championship in Wisconsin.
But that wasn't Becky Edwards.
There was a slightly awkward moment for those watching on TV as FOX's Joe Buck incorrectly identified Koepka's girlfriend as Becky Edwards, a pro soccer player.
BRICS meeting highlights climate change, trade, terrorism
Earlier in the day, Singh said besides cooperating on financial issues, the BRICS agenda had witnessed steady expansion. China said it was also "a victim of terrorism" and was taking part in the global initiatives against terror.
Koepka shared a brief embrace with Sims before they hopped into a golf cart and headed for the clubhouse ahead of the trophy ceremony.
He then began romancing southern belle Sims, 28, a former teenage beauty queen who represented her home state of Georgia in Miss Teen USA 2007.