Jaden Schwartz is having breakout season with the Blues. To understand where he gets his feistiness from, look no further than his sister Mandi, who fought a courageous war with leukemia.

Schwartz will wear No. 17 next season in honor of his sister, Mandi, who was diagnosed with myeloid leukemia in 2008 and passed away in 2011 at the age of 23. Mandi wore the No. 17 with the Yale ...