Moody’s decision to downgrade the US’s credit rating is a slap on the wrist. In the past, the US might have dismissed it, but investors are signaling they think America is fundamentally untrustworthy — and they may soon put hard limits on Trump's program.

Moody’s decision to downgrade the US’s credit rating is a slap on the wrist. In the past, the US might have dismissed it, but investors are signaling they think America is fundamentally untrustworthy — and they may soon put hard limits on Trump’s program.