The 13-mile U.S. 421 expansion from Grays Knob the Virginia line began in 1999 and stopped three miles short of its completion in 2004. State officials confirmed in 2003 that funds had been approved to reconstruct 1.5 miles of U.S. 421 from the Virginia state line to Cranks, eliminating a treacherous curve that has long been identified as a safety concern. State Sen. Scott Madon said earlier in the year that he had requested information from the…