PORTLAND, Ore. — Police say they arrested four people Saturday related to the Occupy Portland protest, but the cases didn't appear directly linked to demonstrations.

Spokesman Lt. Robert King says in a release that a 40-year-old man was arrested on a restraining order violation in the area of Chapman Square.

Another 40-year-old man was detained after police saw him urinating near the square.

Meanwhile, a 28-year-old man who had been staying at the Occupy Portland encampment was arrested on an escape warrant out of Olympia.

Police say a 60-year-old man was arrested on an outstanding warrant, but no other details were provided.