How to pronounce “bunco” in English

And when you go into a secure briefing room you have to leave your Smartphone behind and while they were in this briefing on the threat from Russia and China and all that, reallyhigh level information warfare stuff, somebody, a clerk at Maxwell Air Force Base sent out this little email about some sort of Bunco card game or something like that and she accidentallysent it to two bases, so it was about 50,000 people on the total mailing list.