Markets staged a solid rebound monday after their post-Thanksgiving sell-off, but the Chart Master says there could be more pain ahead through year-end. Plus, Twitter shares taking a tumble after Jack Dorsey announced his resignation as CEO. But what will that mean for his other company, Square?

Big tech and high growth stocks posting a second day of losses, with the Nasdaq down sharply from a record high hit just yesterday morning. Is this the end of the run in high-growth, high-multiple stocks, or an opportunity to buy in. Plus smash-and-grab jobs putting pressure on retailers just as the most important time of their year is upon us. What it means for margins and the stocks.