A memorial motorbike and scooter rally took off from Bury, Greater Manchester, on May 25, in tribute to 15-year-old Olivia Campbell, who was killed in the suicide bombing at an Ariana Grande concert at Manchester Arena on May 22.The rally was traveling from Bury to St. Ann’s Square in central Manchester, where tributes and flowers were being left for the victims of the attack, Sky News reported.The blast killed 22 people and injured at least 59, according to reports.On May 23, Olivia’s mother, Charlotte Campbell, gave an emotional speech at a vigil for her daughter, urging people to not let the attack “beat us,” and saying, “don’t let my daughter be a victim.”