What can happen in a second?

All he was doing was walking down the street. Jacket zipped with headphones in his ears. Too focused on his destination, he didn't see them coming. Before he knew it, he's slammed into the ground. Headphones are dislodged from his ears and all he can hear are yells within his ears. The answers don't come fast enough; at least that's what the tackler feels. In a second without his consent, his life greatly changes. Though his story is nothing new to those who look like him.