Officers investigating an alleged altercation between two men near a Corby school have asked any witnesses to come forward.
The incident happened in Bennett Road, near to Oakley Vale Primary School, on Wednesday, July 8, sometime between 8.30am and 8.45am.
One of the men involved was white and the other was Asian.
Both men were in their mid 40s and the Asian man was about 5ft 10 in with a heavy build.
Witnesses, or anyone who knows anything about this incident, can call Northamptonshire Police on 101.
Alternatively, they can call the independent charity Crimestoppers anonymously on 0800 555111 or use the anonymous online form at www.crimestoppers-uk.org.