The grocery retailer will get a $2,000 bonus commission for promoting the winning scratch-off ticket.
Terry Wealthy, CEO of the Iowa Lottery, initially confirmed that one particular Florida winning ticket had been sold.
Almost all big winners take the cash choice, which for Monday night's drawing was an estimated $384.3 million.
Twenty-seven years ago right now, Lyle and Dianne Fleharty of Hastings hit a $50.1 million lottery jackpot — the initial Powerball jackpot won in Nebraska.
There have been two $two million winners -- one in Florida and the other in Georgia -- and $1 million winners in Arizona, California, Florida, Indiana, Maryland, Missouri, New Jersey, New York and Texas.