WASHINGTON (AP) — The Army's Special Warfare Center and School has launched an investigation into an anonymous email that accused its leaders of "moral cowardice" for ditching training standards and allowing undeserving soldiers to become members of elite Green Beret teams.

The sharply critical message was sent earlier this week to a wide swath of the Army's Special Forces community. The nearly 6,300-word message declared that the school's senior officers and enlisted leaders are primarily interested in advancing their careers by meeting demands for greater numbers of Green Berets and enforcin...