David Hogg, a top Democratic party official, isn’t backing off his controversial plan to fund primary challenges against Democratic members of Congress he deems “ineffective” in reaching disaffected voters,

PHOENIX (AP) — Democratic National Committee Chair Ken Martin said Thursday that party officers should be banned from taking sides in primaries, countering DNC Vice Chair David Hogg’s plan to raise money for candidates challenging Democratic incumbents.

David Hogg recently launched a primary initiative to invest $20 million in electing younger politicians through his organization, Leaders We Deserve.