Larson lost to a younger challenger in CT. Could Blumenthal face a similar test?

After a high-stakes primary in which U.S. Rep. John Larson was soundly defeated by a younger challenger, it could be hard for U.S. Sen. Richard Blumenthal — and other aging members of Connecticut’s congressional delegation — to dodge questions about age and the calls for generational change that are sure to play a role in future campaigns.