NEW: Don Jr had agreed to a voluntarily interview date with the Senate Intel Committee twice before backing out, a process that led to the subpoena from Burr last month. That and more details on the impasse here,

NEW: Don Jr had agreed to a voluntarily interview date with the Senate Intel Committee twice before backing out, a process that led to the subpoena from Burr last month. That and more details on the impasse here, w/ @KaraScannell @mkraju https://t.co/J5fAiQJQfb

— Jeremy Herb (@jeremyherb) May 13, 2019