The shooting occurred across the street from the Houston Playground Park, about two blocks from President Barack Obama's home.



The 15-year-old boy was shot in Logan Square on the Northwest Side about 40 minutes earlier, around 9:10 p.m., police said. Officers responding to a call of shots fired in the 3700 block of West Wrightwood Avenue found the boy in an alley, shot in the neck, police said.



He was also taken to Comer and was reported in good condition.



Donta Lee, 29, was killed in the first shooting that occurred Tuesday. He was walking on a sidewalk in the 5200 block of West Gladys Avenue in the Austin neighborhood around 12:30 a.m. when someone got out of a white car and fired at him, police said. Lee, of the 1200 block of South 15th Avenue in Maywood, was hit in the chest and was dead on the scene, police said.



Other shootings:



• Around 12:15 a.m. Wednesday, a 51-year-old man was shot in the left leg in the 5200 block of West Polk Street in the Lawndale neighborhood, police said. He was walking on the sidewalk when he was approached by two armed robbers who shot him and fled without taking anything, police said. The man was taken to Mount Sinai Hospital, where he was stabilized.



• At the same time in the South Chicago neighborhood, a 48-year-old man was shot in the lower left leg, police said. He was walking on the sidewalk in the 8900 block of South Commercial Avenue when someone in a silver sedan shot at him, police said. He was reported stable at Advocate Christ Medical Center in Oak Lawn.



• Also around 12:15 a.m., in the Avalon Park neighborhood on the South Side, a 36-year-old man was shot in the left arm, left leg and abdomen, police said. He was walking on the sidewalk in the 1100 block of East 82nd Street when someone walked up and shot him. He was reported stable at Advocate Christ Medical Center.



• Around 11:40 p.m. Tuesday, a 25-year-old man was shot in the left wrist and right armpit in the 2300 block of West Chicago Avenue, police said. He was walking on the sidewalk when someone in a light-colored sedan fired at him. He was taken in serious condition to Stroger Hospital.



• A 32-year-old man was shot in the chest and left wrist around 11:10 p.m. in the 1900 block of East 81st Street, police said. He was taken to South Shore Hospital by friends and was transferred to Stroger Hospital. Police said the victim would not provide details of the shooting.



• Around 7 p.m., a man was shot in the back in the 7900 block of South Chappel Avenue in the South Chicago neighborhood, fire officials said. He was taken to Northwestern Memorial Hospital in serious to critical condition, authorities said.



• Around 5:10 p.m., a 21-year-old man was shot in the abdomen in the 2800 block of North Austin Avenue in the Belmont Central neighborhood, said Officer Michelle Tannehill, a police spokeswoman. He was taken to Loyola University Medical Center in Maywood, where his condition was stabilized.



• Around 4:45 a.m., a 20-year-old man was shot in the back in the 5400 block of South Albany Avenue in the Gage Park neighborhood and was dropped off at Mount Sinai , said Officer Nicole Trainor, a police spokeswoman. The man was in serious condition, according to Trainor, who said the attack was gang-related.