Surveillance footage showed the boy's mother, Tila Levi, turning her back on the 11-month-old baby, before nine-year-old Joseph Levi dashed to the rescue just as the 30-pound infant fell to the ground in their Bal Harbour, Florida home.
As the 11-month-old tumbled towards the floor and flipped over several times in the air, his brother, Levi, prevented him from crashing to the ground as he moved swiftly and outstretched his arms.
Joseph managed to catch his brother - a heroic act Tila says saved the baby's life.
The mother's first reaction was to blame herself, but Tila told WSVN:
'Then I realized that, really, it was a miracle. I must have done something right to have been deserving of this little guy, running in at the right time and catching him at the right moment.'She credits Joseph for being a 'hero', but the boy suggested it was a divine intervention since his baby brother is usually too heavy for him to carry.
'I would have never caught him, and I can’t run that fast, so I felt like something came and just pushed me forward. And when that happened, I just ran and caught him.'Tila, who noted the importance of being a vigilant parent, said:
'I think that all of our lives can change in a second.Watch the video below...