Taco Bell's (YUM +0.4%) Facebook page displays an enticing tease indicating the company could be...

|By:, SA News Editor

Taco Bell's (YUM +0.4%) Facebook page displays an enticing tease indicating the company could be working on a Cool Ranch variation of its Doritos Locos Taco to possibly launch later this year. The trend is something to watch for investors of Chipotle (CMG +0.6%) with plenty of bears (first Einhorn, now Jefferies) pitching the case Taco Bell is grabbing market share from Chipotle due to its new Cantina Bell menu.