Shadow squadron phantom sun

This is a classic recovery mission gone bad, after a uac (unknown aircraft) crashes somewhere nearby a science facility. Sounds bad already it gets worse. The squad has to go in and retrieve a device from the crash. (Then the worse comes in)The Russian special forces basically mess with there plans because they wanted to retrieve the uac  the team has to decide innocent civilian scientist lives or the mission objective. Which one do they pick found out when you read it. A part in this book that was really important was