WASHINGTON (MarketWatch) -- Workers who are underpaid by discriminatory employers are one step closer to getting stronger legal recourse after a Friday vote by House lawmakers to amend civil rights legislation. U.S. representatives voted 247 to 171 in favor of the Lilly Ledbetter Fair Pay Act, which would amend the Civil Rights Act to clarify that each discriminatory paycheck creates a new opportunity for workers to file charges against employers.