 So this area right here started becoming a gathering place for a lot of Trump supporters, a place where they were calling their families, letting them know that they were okay, a place afterwards where people were checking on each other, trying to make sure that people were okay. ABC's Rachel Scott at the rally site. She was there as it unfolded today, giving that vivid description of what it was like to hear the gunfire, to not know immediately what was going on, and to take cover in that moment.