Chuck Grassley sent a follow-up letter last ... Scrutiny over the pricey coffee cups has increased in recent months and the issue has drawn the ire of Grassley, who remains unsatisfied with ...

That followed a 2018 congressional inquiry that revealed the Air Force was spending $1,300 for each reheatable coffee ... Chuck Grassley, R-Iowa, found the Air Force spent $32,000 replacing 25 cups.