Trucktress — Robyn Mitchell

In the second novel of the Mother Trucker Book Series, Jack Mathews is furious that his beautiful wife Shelby won't give up her career as an eighteen-wheel truck driver, even after the attempts on her life. Shelby not only has to watch her back, as Betty, an angry ex-co-worker murders, steals and lies her way back into Shelby's life, and waits for an opening to kill her but she is forcibly faced with her family falling apart, making it painfully obvious to her that trucking might be at the root of all her personal problems.