November 29, 2012 11:22 am RAW VIDEO: Biden's Trip to DC Costco Vice President Joe Biden made a surprise appearance Thursday morning at the opening of Washington, D.C.’s first Costco. READ STORY or WATCH THE GIFs. US & World Videos 2:03 Does Shakira still believe in love following Gerard Piqué split? 1:36 O.J. Simpson's cause of death revealed 25:57 WATCH: ‘Changing Climate' highlights the Philly-area residents who are combatting climate change 2:36 Super dad makes Mario-themed obstacle course for son's birthday 4:17 How the Philadelphia Union became the sustainability champs of the MLS