Chen family homicides
In the early afternoon of October 8, 2014, a coworker of Jin Chen, 39, of Guilderland, New York, United States found the bodies of Chen, his wife and their two children in their home. Police were called to the scene and determined that the family had been killed sometime in the hours before dawn that day by either a knife or a hammer. No suspects have been identified and as of January 2020, the investigation is continuing.
Read article on Wikipedia