It was a study in contrasts. Where FOB Adder was sprawling, FOB Kalsu was snug, and the two units were at wholly different points in their deployment. While the Soldiers at FOB Adder were new, fresh off their transfer of authority ceremony, the Soldiers of the 172nd Inf. Bde. were more than halfway done with their deployment and were getting ready to do end of tour awards. “I’m pretty set in my ways,” said Maj. John Lawrence, a Madison, Maine., native and battalion personnel officer for the 172nd Inf. Bde.