Breast-feeding can be a challenge for many woman and a Northland mother who had a plentiful supply decided to donate it to the new Essentia Health-St. Mary’s Milk Depot. Duluth is now one of 14 cities across the state that’s a milk depot, a place where women donate their breast milk. Essentia’s Milk Depot opened Tuesday and received a huge donation. Molly Williams of Saginaw donated 600 ounces of her breast milk to the milk depot. She’s a nurse at Essentia’s Birthplace and has personally seen the challenges some mothers face with breast-feeding. That’s why she wanted to help. After having her 16-month-old son, Logan, she started storing her breast milk.  Molly Williams of Saginaw is a nurse at Essentia and donated 600 ounces of her breast milk to the hospital’s new milk depot. “I’ve seen the gift of breastfeeding be able to help many babies during low blood sugar times or periods of transition in the NICU and the benefit of how it has helped,” said Williams. Williams understands more than anyone the need there is of breast milk for the most vulnerable babies. She’s hoping other women follow her footsteps. “Some women due to having a c-section or bei...