Mehdi Shahsbar publishes an interactive book about US artillery, HIMARS and their role in the war against Iran. The book covers the structure of US artillery battalions and batteries, their equipment, the M270 and HIMARS and the rockets and missiles they fire, with a section on their use in the war against Iran. It includes original images, tables and diagrams and is written for general readers as well as serious students. The author says it's meant to help readers interpret attack news, read the data correctly, and distinguish between real capabilities and fake news.