May 15, 2013 7:36 am This Week on Open House Watch Open House Sundays on NBC. Check your local listings. US & World Videos 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 0:26 Kaiser Permanente data breach may have affected millions 2:52 Severe weather kills at least 5 as tornadoes rip through Midwest and South