Madison police officials have said Ruiz was armed with a fixed blade knife and cut the officer who later shot him. Hong has offered the harshest criticism of the shooting among the candidates, and she echoed her statement when addressing demonstrators at a vigil near the shooting scene Wednesday night. A spokeswoman told CBS 58 Tiffany has seen bystander videos of the shootings. In the Madison shooting, the Wisconsin Department of Justice's (DOJ) Division of Criminal Investigation (DCI) is leading the investigation of the officer's decision to use deadly force. "The Madison community deserves a full, transparent, and independent accounting of what happened," Brennan said in a social media post.