U.S. stocks opened lower Monday as oil prices continue to slide. The latest negative news for crude oil comes from Japan. The Japanese economy shrank, sending fears that the third largest economy will cut back on demand. Liberty Interactive (LINTA), parent of QVC, is buying Internet retailer Zulily (ZU) for $2.4 billion. Strategic Hotels & Resorts (BEE) is exploring its strategic alternatives, including a possible sale of the company. Estee Lauder's (EL) profit beat expectations. Boeing (BA) has patented a drone that could transform into a submarine. The U.S. Patent and Trademark office approved the patent although it's unclear if it will ever become a reality. Starbucks (SBUX) is expanding its beer and wine offerings to more restaurants. The test of the evening drinks has been going on for years and now the company believes it's ready to roll it out to more stores this week.