CVS Health Corporation CVS is trading higher on Tuesday. This follows yesterday's sell-off of almost 5%. The drop was caused by news that Congress launched an investigation into the company over concerns that HIPAA privacy laws were violated.But the shares may reverse and head higher. This is why CVS is the Stock of the Day.CVS is building positive momentum. Check the fundamentals here.As you can see on the chart, it found support and bottomed close to $70 yesterday. This wasn't a coincidence.  There was su ...