She added that she was grateful to “celebrate little victories along the way,” although many of them were ones she’d never expected to celebrate as a new parent, like when Archer was able to breathe room air.
“It’s a truly terrifying experience and yet wildly hopeful,” Peterson continued. “You find strength you never knew you had. If you are going through your own NICU journey I hope you find comfort that you’re not alone and you’re so strong. Your baby is lucky to have you.”
Thankfully, their baby boy left the NICU after 70 days, heading home with his parents on July 15, 2025.
Peterson posted a sweet video of herself cuddling with Archer a few days later, writing, “There’s nothing like having you at home, Archie.”
To see the McCartneys’ glimpses into family life as well as more stars and their kids, keep reading.
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