- Officials give update in Orange, California, mass shootingNew York Post
- 4 killed, including child, in mass shooting at Orange office complexYahoo News
- Police say Orange gunman knew victimsAxios
- ‘Horrific massacre’ in Orange: Gunman locked office complex gates before fatally shooting 4 victims whom he knew, police sayKTLA Los Angeles
- Suspect in mass shooting at Orange, California, business complex knew the victims, police sayCNN
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