JPMorgan says 10-year Treasury yield needs to breach 2.15% to sustain rally.

As negative-yielding bonds turn positive, international buyers may shift away from Treasuries.

Japanese investors cull U.S. government debt by most since 2013.

Japanese investors cull U.S. government debt by most since 2013.

Raising interest rates at this week's meeting might blindside investors; holding off too long would further the impression the Fed's beholden to the markets.

Raising interest rates at this week's meeting might blindside investors; holding off too long would further the impression the Fed's beholden to the markets.

Currency differentials threaten the record foreign demand for Treasuries.

Similar creditors are usually treated the same in a bankruptcy, so plan to give pension funds twice as much may not hold up in court.