Fall Of France summary: The Battle of France began in 1940 and consisted of two operations. The first one was Case Yellow or Fall Gelb and is when the armored units of Germany cut off allied units which had advanced into the country of Belgium at the Ardennes.
Dr. Haller is Ophthalmologist-in-Chief of Wills Eye Hospital in Philadelphia, where she holds the William Tasman, M.D. Endowed Chair.
Welker is the daughter of Harvey and Julie Welker. Her father Harvey is an engineer, and her mother Julie is a real estate agent. Harvey is white and Julie is black. She graduated from Germantown Friends School in Philadelphia in 1994 and Harvard College with a Bachelor of Arts in 1998.