Lou Barletta

The 2018 midterms are fast approaching. First up: Primary fights for both parties’ future.

Long before voters decide in November who will control the House, the Senate and 36 governor's seats across the country, the most wide-open primary season in decades will plunge the nation's two major political parties into historic battles over who they are.

The long-anticipated 2018 midterm elections are rapidly approaching - a referendum on President Donald Trump and the GOP majority and a gauge of Americans' expectations of government. But first the parties and their voters must chart a course through their nominating contests.

Between March 6 in Texas and Sept. 18 in Massachusetts, thousands of contenders, Republican and Democrat, will compete at every level of elected...