Updated 3:27 p.m. March 3 with final passage. - A bill that prohibits labor unions from automatically withholding fees from the paychecks of public employees is on its way to the governor's desk. The Missouri House passed the Senate version of the bill today 109 - 49. The House support is the exact number needed to override a veto. Opponents say the bill will weaken workers' rights, but supporters say it's necessary to check the power of union lobbying.