(KUNA) -- The Israeli occupation forces on Sunday infiltrated into Nablus and enforced a curfew in a number of residential neighborhoods. Eyewitnesses said the occupation forces entered the city from more than one direction and gathered in the Old Town area in Nablus. The forces forced the evacuation of some buildings before executing a search. Radio Israel said the operation aimed at arresting individuals wanted by the Israeli authorities.In the town of Yamon near Jenin, the Israeli occupation forces arrested three Palestinians in a storm and search operation. Clashes between Palestinian fighters and Israeli occupation forces took place, but no injuries were reported.