October 15, 2008 4:42 am ER's ‘Abby Lockhart' Bids Farewell Early One of the longtime cast members from NBC’s long-running medical drama ER will say goodbye on Thursday night’s episode, a few months ahead of the show’s series finale. US & World Videos 1:04 Hunter Biden plans to sue Fox News 1:17 Student loan forgiveness: Deadline to consolidate loans is April 30 0:59 Runaway zebras corralled in Washington state; one still missing 1:40 Charlie Puth reacts to Taylor Swift's ‘The Tortured Poets Department' name-drop 2:52 Severe weather kills at least 5 as tornadoes rip through Midwest and South