5 Companies That Dropped The Ball This Week

Sony Results Disappoint -- Again

Sony has had a tough time in recent years, and it could get a lot tougher. The technology giant posted disappointing third-quarter results this week, capped by a loss of $115 million that sent Sony's stock down more than 5 percent. Sony's core businesses of HDTVs, Blu-ray players and digital cameras slowed significantly, and the company has struggled to get any kind of momentum with its smartphones and tablet offerings. Are Sony's best days behind it?