Subscribe | UPI Odd Newsletter Subscribe BELOIT, Ill., July 18 (UPI) -- An Illinois man given a car speaker by his mother-in-law says he discovered a loaded handgun and the proceeds of a 2004 bank robbery inside. Travis Gosa of South Beloit told the Rockford Register-Star that he opened up the speaker because he heard something rattling inside. He was shocked to find quantities of bills, from $10 to $100, all of them covered with red dye. Advertisement Gosa called police. Investigators said that the serial numbers showed the money was the proceeds of a holdup at First Federal Bank in Beloit. Dwellie Sheko of Glenwood was convicted of the robbery and sentenced to more than five years in prison and repayment of $7,995. Gosa's mother-in-law, Carol Markin, received the speaker from a building owner. It had belonged to an evicted tenant -- Sheko's girlfriend.