By Paige Fry and Rosemary Sobol From Chicago Tribune CHICAGO—Chicago police believe two people entered an Englewood home early Monday and shot eight people—four fatally and seven in the head, according to a police report. About 5:45 a.m. Tuesday, officers received a call of shots fired from the second-floor residents of a house in the 6200 block of South Morgan Street on the South Side, the report based on preliminary information said. The officers entered the first-floor apartment of the house and found four people all unresponsive with gunshot wounds to the head. They were all in various rooms of the apartment. Three of the surviving victims found at the scene also had gunshot wounds to their heads, the report said. One victim, a 23-year-old man, had a through-and-through gunshot wound to the back, and he self-transported to St. Bernard’s Hospital in critical condition before he was transferred to the …