1 killed, 1 injured in Hillside crashOne person was killed and another injured in a crash in Hillside Thursday morning, police said. One person was killed and another injured in a crash in Hillside Thursday morning, police said. One person was killed and another injured in a crash in Hillside Thursday morning, police said. One person was killed and another injured in a crash in Hillside Thursday morning, police said. HILLSIDE Ill. (WLS) -- One person was killed and another injured in a crash in Hillside Thursday morning, police said.