Omaha Police believed speed and alcohol played a role in a crash that killed a man and critically injured another Sunday morning. 

22-year-old Matthew Fleshman of Omaha, was taken to the Alegent Creighton University Medical Center in critical condition.  His passenger, 26-year-old Josh Pacheco of Omaha died in the crash around 2:40 a.m.  

The eastbound car exited I-80 at 24th street, and failed to stop at the T-intersection, and struck the concrete barrier, and rolled on its side. 

The accident is still under investigation.