Task: Question Answering
Input (English): Context: In her book , Assassination Vacation , Sarah Vowell told of her travels around the country to learn the details of the first three US presidential assassinations : Abraham Lincoln , James A Garfield and William McKinley . Along the way , she visited or encountered or learned some very odd facts and artifacts . One interesting story was the press coverage of President Garfield 's slow ten - week journey to death after being shot twice at the Baltimore & Potomac train station in Washington DC on July 2 , 1881 . 
Question: What may be plausible about the author of the book Assassination Vacation ?
Output (English): She is interested in history.