Presumably It Was Only Deemed Suspicious As It Wasn't In The Usual Rock Form.

https://www.tmz.com/2023/07/04/cocaine-found-white-house-secret-service/

Is that the sort of reaction they were hoping for?

https://www.tmz.com/2023/06/30/rust-armorer-cocaine-fatal-shooting-hannah-gutierrez-reed-halyna-hutchins/

While the 'President' is still on the rocks.