Readers write about the threat of terrorism's global reach, a doctor's role in their patient's healthcare, and why Muslims and nonMuslims should take care in how they address each other.
Promoting peaceful atomic energy while keeping nuclear weapons in check will require a strong International Atomic Energy Agency. Its current struggle to pick a new director shows how high the stakes are.
Arab League likely support Sudan's Bashir against war crimes charge, but discourage ties with Iran.
The top commander of ground forces in Iraq says that US troops may stay longer than the June deadline in Baquba and Mosul.
The President's plan for the increasingly troubled region is ambitious, although his goals are more limited than Bush's.