Someone in the Quad Cities could be holding a winning lottery ticket worth more than half a million dollars. The Iowa Lottery has announced that a Blank Check Progressive jackpot ticket worth $545,153 was sold in Davenport, but the lucky winner has not yet come forward to claim the prize. The winning ticket was purchased at the Hy-Vee located at 1823 E. Kimberly Road in Davenport. If you've recently bought a Blank Check Progressive ticket from that Hy-Vee, now is the time to dig through your wallet, purse, or glove compartment and check your numbers. How To Play Blank Check ProgressiveIf you match a number within CHECK A through CHECK E to any WINNING NUMBER, win prize shown for that matched number.