Vice President Mike Pence, left, and ship sponsor Diane Donald stand beneath the Virginia-class submarine Indiana before the start of the christening ceremony at Newport News Shipbuilding Saturday morning April 29, 2017.

Diane Donald, the wife of Retired U.S. Navy Adm. Kirkland H. Donald, will christen the Indiana by smashing a bottle of sparkling wine across its hull. Kirkland Donald commanded the Navy’s nuclear propulsion program before retiring in 2012.