Democratic National Committee Chair Ken Martin said Thursday during a party call that efforts by newly elected vice chair David Hogg to fund primary challenges for "older, establishment" Democrats in "safe districts" will not be tolerated.

DNC Chair Ken Martin, of MN, says he is a 'huge fan' of the 25-year-old activist but opposes officers getting involved in Democratic primary elections

The new leader of the Democratic National Committee says party officers should be banned from taking sides in primaries.