The Port of Seattle’s five elected commissioners unanimously approved $4.7 million in payments to employees in late 2015, a move that led to a state investigation questioning the legality of the payments.

UPDATE: Resigned Port CEO gave himself a big payout, accepted free sports tickets and trips

Those payments, which gave 642 salaried port employees one-time payouts equal to 7 percent of their annual salaries, are now at the center of a Washington State Auditor’s Office probe that port officials…