The Bush administration may be trying to ignore Hugo Chavez, but some local gas station owners are moving to protect themselves from the backlash against the Venezuelan president's anti-American rhetoric. Calls by some across the country to boycott gasoline sold by Venezuelan-owned Citgo are cutting into sales, prompting some station owners to move to other suppliers. George Vazquez, owner of a convenience store and gas station on Kingston Pike in West Knoxville, is among several local independent Citgo station operators who will be switching to Marathon Oil of Findlay, Ohio, in the coming weeks. "My gas sales were down 30...
