NAVI MUMBAI, Nov. 28 -- Four people, including a nine-year-old boy, died in separate road accidents across the city on Wednesday. According to the police, the one of the incidents occurred on the Mumbra-Panvel Road around 11:45 am when a nine-year-old pillion rider was run over by a trailer. The boy and his father were heading towards Taloja on a two-wheeler when a trailer, allegedly being driven rashly, took a sudden turn near the Foodland signal at Roadpali and hit their two-wheeler. The child fell, came under the trailer's rear wheel and was crushed. The driver, Rajkaran Ramharak Verma, 22, a resident of Pratapgarh, Uttar Pradesh, has been booked and served with a notice of appearance. The police said that another incident occurred in Kalamboli's Steel Market area, when a painter, identified as Manoj Kumar Ram Baks, 30, was killed after being crushed between two trailers. The trailer driver, Ravinder Singh Sukhdev Singh Gill, 37, who was allegedly speeding, rammed into a parked trailer. "The deceased was painting the rear side of the stationery trailer, which was parked approximately six feet away from another trailer. The accused took a sharp turn and hit the parked trailer, which in turn hit the next trailer. The painter, who was in between the two trailers, was crushed to death," said a police officer. In another incident, a 27-year-old man, a resident of Diva East, died after the motorcycle he was riding pillion crashed into a footpath in Juinagar around 5:30 am. His friend, who was riding the motorcycle, allegedly lost control while speeding on the service road leading to the Juinagar Railway Station. Another death was in a hit-and-run accident in which a 50-year-old hotel operator, Ramsubhag Kumare Gautam from Karnala, was hit by an unidentified vehicle while crossing the road near Kallegaon bus stop on the Panvel-Pen stretch of the Mumbai Goa highway around 6:30 pm....