The tragic events in Libya this week — and the Romney campaign’s opportunistic response to them — have put national security issues back in the political spotlight. ThinkProgress has three important stories you may have missed:

1. Republicans Shake Their Heads At Romney’s Libya Attack On Obama: He ‘Stepped In It’

2. Romney Aligns Himself With Obama On Key Aspect Of Iran Policy

3. Conservatives Fault All Muslims For The Murder Of U.S. Ambassador To Libya