THR is reporting the drama will be based on the memoir ' Impossible Odds ,' written by Buchanan, husband Erik Landemalm, and Anthony Flacco. After tackling a true-life story with Sully, Clint Eastwood is setting his sights on another: that of kidnapped American aid worker Jessica Buchanan. Warner Bros, Eastwood's longtime home studio, has optioned Impossible Odds, the memoir written by Buchanan, her husband Erik Landemalm, and Anthony Flacco. While it's a beat early in the development stages, Eastwood is looking at it as his next project. Brian Helgeland, who worked with Eastwood on the Oscar-winning 2003 film Mystic River, as well as 2002's Blood Work, is writing the script. Buchanan was working in Somalia when, in October 2011, she and a colleague found themselves caught by land pirates, sold out by their escort and protector. For the next 93 days, she and her co-worker lived in the desert while Buchanan’s husband, Landemalm, tried to work various agenc