The Israeli army arrested four residents from the West bank city of Nablus and its refugee camps when troops invaded the area Saturday at dawn.

This invasion is part of an ongoing military operation started more than a month ago.

Among the arrestees was Mohamed Khalifa, 19.  The other three names are not yet known.  All were taken to unknown locations, eyewitnesses said.

Soldiers stormed residents’ houses in the city and the nearby Al Ein and Balata refugee camps, residents also said soldiers searched several houses in Beit Iba village east of the city.