Since Monday afternoon at 2:45 pm, a steady stream of pictures, videos, and stories have poured out of Boston in the aftermath of two explosions that rocked our world. Some pictures are horrific. Some videos are chaotic. Some stories are false. But … Some pictures are inspirational. Some videos are courageous. Some stories are true. The odds are good that you’ve seen the video or this iconic image of 78-yr-old marathoner, Bill Iffrig, who is a few feet away from completing his third Boston Marathon. With the finish line in view, Iffrig is rocked by the first explosion. His legs buckle…