Aibhin Kenneally, 13, from the Flynn-O'Kane dance group, warms up backstage before performing during the World Irish Dancing Championships in Dublin, Ireland April 11, 2017. Picture taken April 11, 2017. REUTERS/Clodagh Kilcoyne/File Photo SEARCH "POY DECADE" FOR THIS STORY. SEARCH "REUTERS POY" FOR ALL BEST OF 2019 PACKAGES. TPX IMAGES OF THE DAY.