Vice President J.D. Vance had planned to fly by Marine Corps helicopter to Joint Base Andrews with one of his sons for a golf lesson. Severe thunderstorms and high winds around Washington grounded the flight. The schedule changed — the kind of last-minute adjustment that happens routinely in any protective detail.

An agent on the Vice Presidential Protective Division responded by leaking the Vice President's travel movements and schedule to MS NOW.

The agent has been removed from duty pending an administrative investigation. The Secret Service is also weighing a possible criminal inquiry.

Spokesman Anthony Guglielmi made the agency's position clear: "While we will not comment on the specifics of this matter, one principle is unequivocal: any conduct that undermines the trust and confidence between a protectee and their protective detail is fundamentally incompatible with our mission and will not be tolerated."

The timing makes it worse. Second Lady Usha Vance had given birth to the couple's fourth child on Sunday. The Vice President's office responded to the leak with deliberate restraint: "The Vances are grateful to the men and women of the U.S. Secret Service who serve our country with distinction." That's a statement the Vice President's office should never have to issue — thanking the agency that's supposed to protect them, while one of its own agents was leaking their movements to the press.

Susan Crabtree, national correspondent at RealClearPolitics, has been tracking the structural problems behind this moment for more than a year. The core issue: the presidential detail is nearly twice the size of the Vice President's, while Vance travels significantly more than former Vice President Harris did and carries more extensive responsibilities. Crabtree has also raised questions about whether Director Sean Curran — who came up through campaign detail work — has the organizational depth the top job demands.

Understaffing doesn't excuse what this agent did. It explains the culture that made it possible. When a protective detail is chronically overextended, agents with poor judgment eventually find outlets. In a well-run agency, those outlets are the union rep or the inspector general. In the Secret Service right now, apparently it's a reporter's inbox.

This is also the same agency where a Secret Service agent was penalized for telling Hunter Biden's adult daughter he wasn't an Uber driver — after she asked him to make extra stops for her and her friends during nightclub outings. The agency punished the agent who pushed back. Call it what it is: a priorities problem that runs through the institution.

The administrative leave is the right first step. A criminal inquiry, if it materializes, is the necessary second. Leaking a protectee's real-time travel movements is a security breach. Anyone with access to the Vice President's daily schedule who treats that information as a lever for personal grievances has no business carrying a badge.

The Vances thanked the agents who serve with distinction. That's a careful phrase — honoring the majority while making clear that distinction isn't universal. The Secret Service would do well to figure out which side of that line it's on before the next schedule change.