U.S. stocks found support once again last week and rallied on strong volume. Of course, the main catalyst was the FOMC policy statement on Wednesday that maintained its dovish language with a pledge of considerable time before raising the fed funds rate and adding that it would be patient as it begins the process of normalizing monetary policy. The result was yet another classic V-bottom. Ho, ho, ho. Say hello to Santa Claus. Read more about Sector Detector: Fed’s patience puts bulls in a hurry

Stocks have needed a reason to take a breather and pull back in this long-standing ultra-bullish climate, with strong economic data and seasonality providing impressive tailwinds -- and plummeting oil prices certainly have given it to them. But this minor pullback was fully expected and indeed desirable for market health. The future remains bright for the U.S. Read more about Sector Detector: Energy sector rains on bulls’ parade, but skies may clear soon

As everyone knows, stocks do not go up in a straight line, not even during the holidays. So although the future looks bright for U.S. equities as the major indexes continue to hit or challenge new highs, the market has been gasping for a breather to gather bullish conviction. My fear has been that we might not see it until January, which likely would have resulted in a more severe correction at that time. But falling oil prices and a weak Energy sector seems to have introduced a reason to sell this week. Read more about Sector Detector: Bulls revel in new highs and blue skies, but oil introduces a dark cloud