Canada's Brittany MacLean swims to 5th place in the women's 400-metre freestyle final at the 2016 Summer Olympics on Sunday, August 7, 2016 in Rio de Janeiro, Brazil. Olympic swimmers and sisters Heather and Brittany MacLean were each other's strongest supports during their competitive careers. The Toronto siblings continue to lean on each other in tough times. Heather is an obstetrics nurse at Mount Sinai where the COVID-19 virus is a daily threat. Their longtime coach at the Etobicoke Swim Club died this week. THE CANADIAN PRESS/Frank Gunn