記事内の引用について
Chicago man, 25, is arrested for killing his girlfriend, her mom and her sister when she refused to cook him breakfast and braid his hair, after three months at large(Daily Mail)より
https://www.dailymail.co.uk/news/article-8922979/Chicago-man-arrested-killing-girlfriend-mom-sister-refused-cook-breakfast.html
Man held without bail in fatal shootings of his girlfriend, her mother and sister (Chicago Tribune)より　
https://www.chicagotribune.com/news/criminal-justice/ct-triple-homicide-domestic-violence-charges-20201106-oky4m4nf5jfyrcfm5bo6aarv7m-story.html
"Hamburger dispute" allegedly led Fla. man, 78, to fatally stab wife, report says (CBS News)より
https://www.cbsnews.com/news/hamburger-dispute-allegedly-led-fla-man-78-to-fatally-stab-wife-report-says/
Elderly Miami Man Accused of Fatally Stabbing Wife over Hamburger Held Without Bond(NBC　MIAMI)より
https://www.nbcmiami.com/news/local/elderly-miami-man-accused-of-fatally-stabbing-wife-over-hamburger-held-without-bond/1928487/