The Federal Reserve has unleashed the most aggressive tightening campaign since the 1980s.

Their outlook for U.S. growth could be downgraded and their December estimates for hiking twice in 2019 could get pared back.

Officials are sticking to their gradual upward path, trying to prolong the second-longest U.S. expansion on record without making an error.

"You get a sense, though, that they are preparing for surprises."

The economy is expected to expand 2.8% this year, with inflation rising slightly above the Fed's 2% target.

The vote to lift the federal funds rate target range from 1.5% to 1.75% is a unanimous 8-0.

The vote to lift the federal funds rate target range from 1.5% to 1.75% is a unanimous 8-0.

There's a strong case being made to raise interest rates in December.