>Close. Alabama Senator Shelby is the Chairman of the Committee on Appropriations and the Chairman of its Defense Subcommittee

Nitpick here. Senator Shelby was the chairman of those committees, now he's the ranking member[0][1].

That said, he was the chairman for many years.

[0] https://www.appropriations.senate.gov/

[1] https://www.appropriations.senate.gov/subcommittees/defense