Tristan Kern de Gonzales tells PEOPLE about the final moments he shared with his husband, Jonathan Joss, after the 'King of the Hill' star was fatally shot outside their home in San Antonio, Texas.

Joss' childhood home, where he still lived, burned down in January. He lost all his belongings and his three dogs were killed in the blaze. A GoFundMe account had been set up to help Joss and his husband, Tristan Kern de Gonzales, get back on their feet.

Joss died at the age of 59 in a shooting outside of the San Antonio home where he was raised, according to multiple reports.