Democrats on Sunday picked Conor Lamb to run for the congressional seat vacated by former Rep. Tim Murphy (R-Pa.), who resigned last month after it was revealed that hed urged a woman he was having an affair with to have an abortion.

Lamb, 33, is a federal prosecutor and a Marine Corps veteran. Hell be facing GOP state Rep. Rick Saccone in the March 13 special election.

Democratic leaders said 554 county committee members from Pennsylvanias 18th Congressional District gathered at a local high school on Sunday to select their candidate in a nominating convention. Lamb won on the second ballot.