The ATF is now offering a reward for two people who smashed their way into a Waterville shop and stole multiple guns in April.Officials say two masked people smashed their way into JR's Trading and Pawn on April 10, around 2:50 a.m.The Bureau of Alcohol, Tobacco, Firearms and Explosives said the store is a federally licensed arms dealer in the state of Maine.After entering, officials say the burglars used a hammer to smash a glass display case and take 14 handguns.Anyone with information is asked to call the Waterville Police Department at 207-680-4708. Or contact the ATF by calling 888-283-8477 or sending an email to ATFTips@atf.gov.A $2,500 reward is being offered by the ATF.