that's the most important thing. and just getting higher or just completing the climb. but then for speed climbing it's about time so we have to go up the wall as quickly as you can. but then at the end, they're going to combine the scores of how well you do on all three of the disciplines. so basically you have to be good at all of them, which is going to be a challenge. >> reporter: as for the challenge of growing the sport, rock climbing has benefitted from the rise of climbing gyms that have popped up. beforehand it was really only a sport attempted by those close to mountain ranges. but by being brought up in new york city, ashima started her climbing careers on the rock walls of a brooklyn gym before graduating to the real rocks found in central park. >> since you're a baby, you walk or you just like crawl, then you climb. it's just something that's really natural. i think that for me that's how i found climbing so interesting,