"Fundamentally, the company is fine" when it comes to Walmart (WMT), says Charles O'Shea. On the investor side, he argues "the P/E is way up there," making some question current valuations. Charles talks about why the big box retailer's growing tech focus is taking so much attention and makes the case that Walmart is still in the best position it has ever been. Tom White offers an example options trade for the trail giant's stock.