In an exclusive interview, Anne and Janet Wojcicki share how their family is working to raise awareness and fund research following Susan Wojcicki's death from lung cancer.

YouTube released a blog post written earlier this year by its former CEO Susan Wojcicki, who died in August after a battle with lung cancer.

YouTube released a statement from its former CEO Susan Wojcicki, three months after she died of lung cancer at age 56. The letter was written just weeks before her death. The time of the letter was planned to coincide with November as it is Lung Cancer Awareness Month.