The number of American troops dying from fentanyl more than doubled between 2017 and 2021, according to Department of Defense (DOD) data released Wednesday.The data show that fentanyl was to blame for 54 overdose deaths in 2021, which account for 88% of drug deaths that year, according to DOD’s response to a bipartisan congressional inquiry. The number is a staggering increase from the 22 overdose deaths caused by fentanyl in 2017.  (RELATED: Blue City Reconsidering Sanctuary City Status Amid Staggering Fentanyl Overdoses)“Addressing drug abuse and preventing overdose deaths in our force is a high priority for the Department of Defense,” Under Secretary of Defense for Personnel and Readiness Gilbert Cisneros said of the data in the response to congress. “Every drug overdose is a preventable loss of life and we must work to do better. The Department continues to evaluate, refine, and impr …