WASHINGTON – U.S. Sen. Kirsten Gillibrand, inspired by the plan to tear down the elevated portion of Interstate 81 in Syracuse, wants to rewrite federal rules for hiring workers on such big infrastructure projects. If she succeeds, at least half of the workers hired for the $2 billion project for a new I-81 would have to come from Syracuse. Hiring priority would be given to people who face barriers to employment, including veterans, ex-offenders and the chronically unemployed. At least a third of contracts and subcontracts would go to small businesses, and at least 30 percent of the contracts would...