This main page of pro dancer Jenna Johnson's official site has at least 1 pic that apparently shows hers, but the rest of her site can be explored for possibly more, esp. the fitness page (link near top of the main page), which has at least a couple more shots -

http://getrealwithjen.com/category/fitness/

red bikini -
https://www.aol.com/article/entertainment/2017/06/13/erin-andrews-health-magazine-cover/22140165/

http://www.tmz.com/2017/06/13/david-lee-caroline-wozniacki-pda-kissing-italy-photos/