Pumped Milk: Infant, Simplicity

Advice for Traveling with Infant Needed

I'm planning a trip to visit family in the Twin Cities with my infant. She'll be 10 weeks when we go. I'm trying to figure out what I can bring on the plane with me, what I can check, can I bring breast milk or formula through security etc. We'll be flying Continental. The customer service rep on the phone wasn't very helpful when I called. I was hoping to bring her travel system with us (minus the base, my parents have one already). Can The plane we'll be on has a gate check option -- can I gate check her infant seat and stroller? I was...