"When I heard the explosion at 11 a.m. Monday morning, I had no idea I was listening to my colleagues being killed," Richard Engel writes on The Daily Nightly.

He says "we all fear that this day will come, the day when a bomb will tear a piece off of us.

I was in a Humvee this weekend on an embed and remember looking down at my legs. They looked so thin and fragile. For a second I thought, 'What if I lose them?'" More...