On the downside, 3M Co MMM.Ncut its full-year forecast and warned of soft consumer spending. By Stephen Culp NEW YORK, Oct 25 (Reuters) - Wall Street advanced on Tuesday as soft economic data hinted that the Fed's aggressive policy is taking effect, while falling benchmark Treasury yields boosted the rally's momentum. Yields of 10-year Treasuries pulled pack on hopes that the Federal Reserve could begin easing its hawkish battle against inflation.