Updated on May 7, 2021 at 4:51 am NBC Universal, Inc. What to Know The deadly house fire happened at around 12:25 a.m. on May 6 at a home on a cul-de-sac on Coralwood Court in Chula Vista. Four people were inside the house: a woman, man, and the man's two children. The kids, believed to be around 4 and 5 years old, died in the fire; the adults survived. Two children were killed overnight when a fire ripped through a home in San Diego’s South Bay, officials confirmed. Here's what we know, so far. Download our NBC 7 mobile app for iOS or Android to get alerts for local breaking news and weather.