Dealmaster: Lenovo’s ThinkPad doorbusters top Memorial Day deals

Among other things, Memorial Day marks the unofficial start of summer. Hopefully, you're headed to the mountains, a beach, or at least grilling something during the long weekend. It's no time for Dealmaster to take it easy, though—retailers know you're off work. So lots of companies have launched deals and discounts. This weekend is a great time to get a new smartwatch for tracking your outdoor activities or a blender to whip up a protein shake after your workout. Our …