Iowa woman thought she won $100, but really she won $1M

ST. CHARLES, Mo. (AP) — An Iowa woman who thought she had won $100 on the Powerball was a few zeros off — she won $1 million.When Nicole Argent of St. Charles went to a local convenience store to cash in, workers turned the computer screen around to prove to her that she had miscalculated her success.Argent went to a U-Gas store in St. Louis County on Oct. 19 to buy a Mega Millions ticket, but arrived three minutes after the 8:59 p.m. cutoff. She settled for a couple of Powerball tic