Lyle Cummins, left, son of Cummins founder Clessie Cummins, and Will Miller, son of former Cummins CEO J. Irwin Miller, watch as Lyle's son Matt gives a speech to Cummins employees and guests during the Cummins 100th anniversary celebration in Columbus, Ind., Saturday, June 15, 2019. Mike Wolanin | The Republic