Many Minnesotans experienced a few white knuckle moments on the roads today, but imagine if driving was your work. Author Ellen Hawley spent five years as a twin cities cab driver. Her first novel, "Trip Sheets" is a fictional account of a young female cabbie loosely based on Hawley's life. Hawley says she's glad she didn't have to spend 9 hours on the roads today, but the cab driving life does offer some perks.