Baby born less than a pound goes home

A baby who weighed less than a pound at birth is finally at home.

Sienna Rose is now 5-months-old and 7 weighs pounds.

She was born at a suburban Chicago hospital last year, 15 weeks ahead of schedule.

Sienna weighed 13.7 ounces at birth.

Sienna has an 8-year-old big sister who was excited to actually touch her baby sister.