Olympic skier Mikaela Shiffrin on grief: 'I wish my dad could see who I’ve become'

Mikaela Shiffrin is considered the greatest alpine skier of all time. Her dad, Jeff, was one of her biggest champions. When he died in 2020, she wasn't sure she would ever ski again. She talks with Anderson about her loss and grief. For more of “All There Is with Anderson Cooper” visit https://cnn.com/allthereis