Sen.-elect Andy Kim was officially appointed by Gov. Phil Murphy on Sunday, and interim Sen. George Helmy has resigned.

Replacing Bob Menendez, Andy Kim was sworn in as New Jersey's new U.S. Senator on Monday afternoon.

Democratic New Jersey state Sen. Jim Beach is not backing down from an intraparty fight with Sen. Andy Kim (D-NJ). Beach hit back after Kim blasted him on Wednesday as a cog in the state’s Democratic ...