grandchildren jenna and barbara, waving back through the window. it's a been a long journey home for the former president. overnight, thousands of mourners streaming into st. martin's church in houston. many waiting hours to pay their respects. ♪ and today, a tribute. ♪ james baker was the president's former secretary of state and chief of staff, and the closest of friends. he was in the room with the president the day he died. >> we rejoice, mr. president, that you are safely tucked in now, and through the ages, with god's loving arms around you. because our glory, george, was to have had you as our president and as such a friend. >> reporter: the former president's grandson, george p. bush. >> yes, george herbert walker bush is the most gracious, most decent, most humble man that i will ever know, and it's the honor of a lifetime to share his name. >> reporter: remembering a