As the sun shone, my friend Sabrina and I cheered on the runners, ready to watch our friend Jen finish the Boston Marathon, on April 15, 2013.
After about 15 minutes, we suddenly heard a loud bang from an explosion a block away.
Black smoke rose, and the crowd fell eerily silent.
You need to run, a voice in my head finally said.
Panicked, I ran and got lost in a sea of faces.
Turning right, I bumped into a backpack on the ground. Before I had time to move, I saw two
