As co-hosts of The Weekly Driver Podcast, Bruce Aldrich and I sometimes have a guest cancel at the last minute. Two-time Indy 500 winner Al Unser Jr. was our scheduled guest. With his non-appearance, we decided to talk about him. Specifically, we discuss Unser's new book, "A Checkered Past." The 302-hardcover offering includes a foreword by Roger Penske, the team owner who once employed "Little Al" and who is now the owner of the Indianapolis Speedway. Al Unser Jr. tells his life story in his new book, "A Checkered Past." The book is written "As Told To Jade Gurss." A long-time journalist, Gurss has written several additional motorsports books and has also worked in marketing and publicity for Mercedes-Benz and Mazda in his varied career. Unser's book is appropriately titled. Throughout his adult life, the winner of the 1992 and 1994 Ind ...