Beyond our genes: Identical with one big difference: Kris & Maren Hallenga at TEDxKingsCollegeLondon

by TEDxTalks
Twin sisters Kristin and Maren Hallenga are the founders of breast *** awareness charity CoppaFeel! Following Kristin's diagnosis with secondary breast ca...

Runtime: 13:01

From: YouTube   URL: https://www.youtube.com/watch?v=-bz2tefs6BI