A woman apparently taking a video of herself looting a high-end store in Chicago at one point yelled, “I can’t breathe” — the phrase George Floyd uttered before his death that has become a slogan for the Black Lives Matter movement. In the video, posted on social media, the woman is seen walking through a luxury department store, saying she is searching for a tool to remove security tags. “I don’t know where the f***ing keys at!” she yells as she searches drawers attempting to remove what she calls “Canada gooses,” a type of security tag. “Let me see, does...