Winners Dua Lipa, Haim and Little Mix share their excitement backstage at the Brit Awards

British singer Dua Lipa was a double winner at the Brit Awards in London on Tuesday night. The sister rock group Haim were dubbed best international group. Este Haim explained why winning the award in the UK felt very special to the group. Little Mix became the first all-female band to win best British group, and called attention to "sexism and a lack of diversity" within the music industry.