Top House Democrats, rushing to conclude their impeachment effort by Christmas, will unveil articles of impeachment against President Trump on Tuesday that will center on abuse of power and obstruction of Congress.

Party lawmakers have scheduled a 9 a.m. announcement to announce “the next steps” in the impeachment inquiry. It follows round-the-clock deliberations to decide which articles to draft and vote on by next week’s Dec. 20 target adjournment date.