Fed's Bullard: No reason to challenge the yield curve at this time

Additional comments from St. Louis Fed president James Bullard are crossing the wires as he gives an interview to Bloomberg on the sidelines at the Jackson Hole Symposium.

• No reason to challenge the yield curve at this time.
• We don't need to be pre-emptive on the yield curve.
• Markets doubt Fed will hit inflation goal over 5-10 years.
•  Fed has telegraphed its plans clearly to rest of world.