A Fox News segment went “off the rails” on Sunday when a guest held up a photo of Sen. John McCain, just in case President Donald Trump was watching.

Trump has made no secret of his disdain for McCain, and last month the White House asked the Navy to “minimize the visibility” of a U.S. warship named for the late Republican senator from Arizona so the president wouldn’t have to see it during a trip to Japan (the ship, the USS John S. McCain, was originally named after McCain’s father and grandfather — all three share the name — and was rededicated last year to honor the senator as well). The Navy confirmed to NBC News that it received the request, but said it did not act on it, and Trump insisted he had nothing to do with it.

“To me, John McCain — I wasn’t a fan,” Trump said outside the White House last week. “But I would never do a thing like that.”

That led veteran radio host Chip Franklin to hold up a photo of McCain during a segment on Fox News: