News roundup: La. pipeline spills 80,000 gallons of oil … Business spending on airfare, hotels grew in 2011, but not food … Pepsi partners with Twitter for online concerts

Sucking it up: Exxon Mobil Corp. says it is cleaning up about 80,000 gallons of oil that spilled from a pipeline in a rural Pointe Coupee Parish, northwest of Baton Rouge. The company says the pipelin…