A 22-year-old man was killed and three others were injured when a speeding truck hit the car in which they were travelling on Thursday. The crash took place around 5.30 am in outer Delhi’s Alipur area. The deceased, identified as Abhishek, and his friends were travelling in an i10 car when the speeding truck came from behind and hit their vehicle and sped away, said a cop. All the four injured were rushed to a nearby hospital where Abhishek was pronounced dead.