Harry Styles is «heartbroken» after a shooting at a shopping mall in Copenhagen, Denmark — where he was set to perform Sunday night — left several people dead.Styles took to Twitter after canceling Sunday's show to share his sadness at the events that unfolded and the devastation he was feeling for the «victims, their families, and everyone hurting,» after the shooting at Field's, a shopping center in the Danish capital.«I’m heartbroken along with the people of Copenhagen. I adore this city. The people are so warm and full of love,» the 28-year-old «As It Was» singer began.