The family of Mason Sadler is mourning after the 3-year-old drowned in a pond in Laclede County last Sunday. 
The family says Sadler was autistic and he loved being near water.
Laclede County authorities are actively investigating his death, but have made no arrests.
Authorities say it appears he got outside unsupervised and was drawn to a pond.
Sadler’s family say he will be dearly missed.
