The body was found in a river in the Maji Mazuri area by locals who called the police on Monday, April 24 evening.
Police said the body was decomposed and seemed to have been swept to the scene.
The body was moved to the mortuary pending probe and identification.
In the same area, police said a body of a man was found on the roadside.
The body had one stab wound in the left collarbone, back, and neck.
Police said they found Sh400 on him with some groceries.
Police suspect he was killed in an attack by unknown people.
The body was moved to the mortuary.
Meanwhile, police are investigating the death of a man whose body was found in his bed in the Dagoretti area.
The deceased identified as Harun Karani worked with Solar Panda at the Chinese Centre and had not reported to work since April 20 prompting a search.
His colleagues went to his house and peeped through the window and saw him lying on the bed unresponsive, broke the door, and found him lying dead.
Police who visited the scene said he had blood oozing from his mouth and are yet to know the cause of the death.
The body was moved to the mortuary pending probe.
