FILE - In this April 10, 2015, file photo, Blue Bell ice cream rests on a grocery store shelf in Lawrence, Kan. Delaware's Supreme Court on Tuesday, June 18, 2019, overturned a judge's dismissal of a shareholder lawsuit against one the country's largest ice cream manufacturers involving a 2015 listeria outbreak that left three people dead and caused the company significant financial losses. (AP Photo/Orlin Wagner, File)