People/ Recreation Grisela Rivera, 37, Aims for World Championship Barry Friedman Jan 28, 2017 at 7:33 am Fox 13 News Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Reddit (Opens in new window)Click to email a link to a friend (Opens in new window)