The duo lost their little girl in June.
Bode and Morgan Miller's 19-month-old daughter Emmy drowned in a neighbor's pool during the summer.
Olympian Bode Miller's 3-year-old son suffers febrile seizure: What
Bode Miller and wife Morgan welcome baby girl three years after 19
Bode Miller and wife welcome baby son just four months after
Bode and Morgan Miller Announce Birth of Baby Boy 4 Months After
Bode Miller welcomes new baby months after daughter's tragic death
Bode and Morgan Miller welcome baby boy, 4 months after
Bode and Morgan Miller Welcome Son
What Happened to Bode Miller? Daughter Dies Before Birth Baby
Bode Miller and Wife Talk Son's Swim Lesson After Daughter Drowns
Bode and Morgan Miller Welcome Son
Bode and Morgan Miller teach son to swim after daughter's death
Bode and Morgan Miller teach son to swim after daughter's death - Good Morning America
Bode and Morgan Miller start their 6-month-old son in survival