Police say the gunman fired his weapon into a doorway and hit a 33-year-old man multiple times.
The victim was rushed to Lincoln Hospital where he is listed in stable condition.
The suspect is described as a man in his 20's, with a large build, a beard, and a mustache.
The suspect was last seen wearing dark pants, dark sweatshirt with white sneakers and a dark cap.
If you have any information, you are asked to call Crime Stoppers at 1-800-577-TIPS (8477).
You can also submit tips by logging onto the Crime Stoppers website at WWW.CRIMESTOPPERS.COM or by texting your tips to 274637 (CRIMES) then entering TIP577.
All calls are strictly confidential.