Police say one person was injured in a crash involving a semi-tractor trailer in Dubuque. 54 year old Genaro Calpito Jr. of Charles City, Iowa, was transported by ambulance to MercyOne Dubuque Medical Center for treatment of his injuries. According to Dubuque police, Calpito’s vehicle was facing west while stopped due to traffic in the 3600 block of Dodge Street Monday when a westbound semi operated by 59 year old Daniel Kintzle of Delhi, Iowa, struck Calpito’s vehicle from behind. Kintzle was cited with failure to maintain control.Â