Conor Lamb, Democratic congressional candidate for Pennsylvania's 18th district, greets supporters at an election night rally March 14, 2018 in Canonsburg, Pennsylvania.
Lamb claimed victory against Republican candidate Rick Saccone, but many news ou U.S. Rep. Conor Lamb said Friday he is running for Pennsylvania’s open Senate seat, joining a crowded Democratic field in one of the nation’s most competitive races.Lamb is seeking the nomination to replace outgoing GOP Sen.
Pat Toomey. Lamb, a former Marine and federal prosecutor, rose to political prominence three years ago when he beat a Donald Trump-backed Republican in a special election that foreshadowed the 2018 Democratic takeover of the House.The Senate race is wide open on both sides.