Incumbent GOP Sen. Bill Cassidy, who had occasionally broken with the Trump administration, lost his bid for a third term.

Louisiana voters will participate in a revamped and stripped-down state primary Saturday and decide the political fate of an embattled Republican U.S. senator targeted for defeat…

President Donald Trump has long been angry at Louisiana Sen. Bill Cassidy, who voted to convict him during his second impeachment and has held up key nominations for health posts…