A 'Shark Tank' winner and stay-at-home dad who Mark Cuban called a 'compassionate capitalist' doubled down on his business when his wife's health took a sudden turn: 'There is no greater incentive to succeed than being put in a position like that'

Tomo Delaney unexpectedly became his family's sole breadwinner, which drove him to focus on his company and land a deal on "Shark Tank."