At 7:32 p.m. Saturday, a caller from the 600 block of Walsh Street in Grass Valley reported a physical fight. One man had a flashlight and one had a baseball bat. Another caller reported one of the men attacked the other with a knife and fled the scene.

The victim was taken to the emergency room. A be-on-the-lookout advisory was issued for the suspect.

For more from the police blotter, read Monday's edition of The Union.