The Supreme Court's midwinter break is often used by justices to fly off to sunny vacation spots or European capitals where they address an audience or two on someone else's tab. But this year, Justice Ruth Bader Ginsburg is on a different sort of visit to two North African countries where popular uprisings helped topple longtime leaders. Ginsburg wrapped up a State Department-sponsored visit to Egypt on Wednesday with a public seminar at the Cairo University law school. The 78-year-old Ginsburg told students she was inspired by last year's protests that led to the end of Hosni Mubarak's regime. "This...