Barack Obama has become the nation’s 44th president. Part 1 Video.action?videoGuid=8597BF15-2C39-45CA-8C6B-19AEFFC9DFA1 Part 2 Video.action?videoGuid=E2842F1A-BAFD-4B46-8CF4-59EB4D80FE2B Part 3 Video.action?videoGuid=81DA197B-62E4-4013-BAB2-37B32B426CCA Part 4 Video.action?videoGuid=B350ACB7-1462-43EB-BB76-EB817B93D77F Part 5 Video.action?videoGuid=CAED0D7B-A93E-4FB7-BA79-BBE031AE0A0F