Rep. Seth Moulton (D-MA) thinks Democrats have an age problem. He’s making Sen. Ed Markey (D-MA) the test case. Print subscriber? Click here to login/register your account Digital subscriber? Click here to login/register your account. Full midterm coverage.Deeper analysis. Get unlimited access to Washington Examiner's reporting, expert analysis, and coverage of the midterm elections. Get Unlimited Access › Cancel anytime.