An Ashkelon resident shot his infant son, 15-year-old daughter and 35-year-old wife before attempting to kill himself in the city's Sohnut Yehudit Street on Sunday afternoon.
The infant was killed from a gunshot wound to the head. The daughter and mother were reported in critical condition and connected to a respirator.
Conflicting reports indicated the man was either in critical condition or dead.
All the wounded were evacuated to Ashkelon's Barzilai Hospital.
Police were investigating the incident.
Join Jerusalem Post Premium Plus now for just $5 and upgrade your experience with an ads-free website and exclusive content. Click here>>