STRATFORD, Ont. (AP) — Justin Bieber has pleaded guilty to assault and careless driving in an altercation with paparazzi last August near his hometown of Stratford, Ontario. His lawyer says Bieber will pay a fine of $750 Canadian. Bieber was arrested after a collision between a minivan and an ATV in a rural area. Bieber’s defense maintained he had been on a peaceful retreat with Selena Gomez when the paparazzi disrupted it.