Forbes billionaire list includes four Hoosiers

INDIANA – Four Hoosiers rank among the richest people on Earth.

That's according to Forbes list of the world's top billionaires.

Gayle Cook, 78, is the richest Hoosier. She is the widow of William Cook who invented heart stents and co-founded Cook Incorporated. Cook is worth $3.4 billion.

Herbert Simon, the owner of the Pacers, has an estimated fortune of $1.8 billion.

Businessman Dean White has $1.7 billion. The entrepreneur claims he's missed at the most 12 days of work since 1946.

Colts owner Jim Irsay's estimated fortune is $1.4 billion.