Great article by former US junior competitor Archie Tse, with some great photos showing twist from the leading teams in the Olympics SP. The one of S/M is wonderful.
https://www.nytimes.com/interactive...column-region®ion=top-news&WT.nav=top-news
https://www.nytimes.com/interactive...column-region®ion=top-news&WT.nav=top-news