The perils of live microphones tripping up NBC’s Olympics

Austria's Anna Veith, silver, Czech Republic's Ester Ledecka, gold, and Liechtenstein's Tina Weirather, bronze, from left, celebrate during the venue ceremony for the women's super-G at the 2018 Winter Olympics in Jeongseon, South Korea, Saturday, Feb. 17, 2018. (AP Photo/Charlie Riedel)

NEW YORK — Every two years, a miracle of technology unfolds: televising and streaming an Olympics with miles of cable, hundreds of cameras and producers who make split-second decisions on which pictures to beam halfway around the world.