Tensions rose this week in the Middle East amid Israel's military offensive against Hamas militants in Gaza. Israeli air strikes have left more than 400 Gazans dead, and Hamas has continued its rocket fire into Israel.
Also this week, President-elect Barack Obama returned home from a holiday vacation and prepared for his move to Washington. Meanwhile, his old Senate seat remains the center of controversy in Illinois.
Guest host Ari Shapiro talks about this week's news with NPR Senior News Analyst Daniel Schorr.