Jeffrey Epstein’s longtime assistant gave the House Oversight Committee three new names of alleged abusers in the convicted sex offender’s network — a revelation that committee chairman James Comer described as a promising lead in his panel’s investigation into Epstein’s misdeeds. The assistant, Sarah Kellen, provided the names in a closed-door interview on Thursday, Comer said. He declined to name the individuals, but said they were not previously known and promised to release a transcript of