“As national commander of the nation’s largest veterans service organization, it is with great sadness that I call for the resignations of Secretary Shinseki, Under Secretary of Health Robert Petzel and Under Secretary of Benefits Allison Hickey,” said Daniel Dellinger of The American Legion.

Speaking from the organization’s headquarters in Indianapolis, Ind., Dellinger said VA officials have demonstrated “poor oversight and failed leadership.”

A series of scandals has “infected” the entire system, he said, outlining each of them.