In a year in which stock prices mostly have been driven by news rather than fundamentals, three things stood out last week. First, terrorism has taken on an unsettling new face -- the stay-at-home mom down the street or your long-time co-worker at the plant -- as the dark side of the exponential growth in social media rears its ugly head (with something much more sinister than porn sites or online bullying). Second, with the strong jobs report on Friday, the Federal Reserve seems to have all their ducks in a row to justify the first fed funds rate hike in nine years. Read more about Sector Detector: Sector rotation model stays bullish, although fundamental rankings are still stuck in neutral

Even with many of the global issues pushed off the front page, eager bulls found yet another reason to keep the troops in the barracks. The only newsworthy items are related to corporate earnings reports, which have been mixed at best, interspersed with the occasional spectacular report -- primarily from mega-caps like Google (GOOGL), Facebook (FB), or Amazon (AMZN). Some of the bulls have taken their chips off the table until after Labor Day, while others have merely scaled back to scalping some trades. Either way, stocks appear destined to thrash about for the rest of the summer. Read more about Sector Detector: Lackluster earnings reports put eager bulls back into waiting mode

Volatility reigned in January on elevated volume as stock investors shifted their focus from global events to U.S. earnings reports, which have ranged from amazing (e.g., Apple) to crushing (e.g., Microsoft). Although the earnings reports have brought plenty of surprises, the volatility is no surprise, as I and many other market commentators predicted for the New Year. Read more about Sector Detector: Volatility continues as earnings reports create excitement and despair

Now that’s what I’m talking about. I have been discussing the overbought technical conditions of the S&P 500 for some time and the need for a pullback to test bullish support levels. And as many commentators have suggested, the more time between pullbacks, the more severe is the action when it finally arrives. Bears had become very hungry after a prolonged hibernation. This week offered up a nasty pullback. Read more about Sector Detector: Patient bulls finally get a new entry point, thanks to inflation fears