If you look at these three corrections, they all had a sharply lower weekly close near the highs(red candle), which was an early warning sign.
FORBES: The Week Ahead: Will Spring Showers Dampen Your Portfolio?
2.
Boston Red Sox right fielder Jackie Jensen had achieved career highs in six key offensive categories and had even accumulated better numbers than Mantle in Games Played, At Bats and Runs Batted In.
FORBES: Why Justin Verlander Deserves To Be The American League's MVP
3.
As the red dashed line indicates, the decline held above the April 2010 highs as this former resistance became support.