CHICAGO (CBS) — A 15-year-old boy was killed and two young men were wounded in a pair of shootings in less than an hour Monday night in the Roseland neighborhood.

Police said the boy and a 20-year-old man were driving in a stolen white Jeep near 114th and Lowe shortly after 9 p.m., when someone in a passing white pickup truck opened fire.

READ MORE: Chicago Culture Celebrates The City While Giving Back To Youth For Black History Month

Chicago police investigate after a 15-year-old boy was killed and a 20-year-old man was wounded when they were shot while driving a stolen Jeep. (Credit: Network Video Productions)

The boy, identified as 15-year-old Jaykuan Rogers, was shot in the head, and was pronounced dead at Advocate Christ Medical Center in Oak Lawn, according to police and the Cook County Medical Examiner’s office. The 20-year-old man was shot in the back and was in critical condition at Christ.

A third person in the Jeep, a 17-year-old boy, was not wounded.

READ MORE: Mother And 10-Year-Old Daughter Dead, 4 Family Members Hospitalized After House Fire In Auburn Gresham

About 45 minutes after that shooting, a 25-year-old man was walking in an alley near 112th and Wallace, when a gunman walked up and shot him twice in the stomach.

Police search for clues after a 25-year-old man was shot in an alley near 112th and Wallace on July 22, 2019. (Source: Network Video Productions)

The victim was taken to Christ Medical Center in serious condition.

No one was in custody in either shooting, and police have not said if the attacks were related.

MORE NEWS: Chicago Weather: Warm But Wet Sunday Morning Ahead Of Cold Front

Area South detectives were investigating both shootings.