Saudi security forces clashed with suspected militants in an area north Riyadh on Thursday, reported Saudi-owned Al Arabiya television. It said the clashes occurred in the Qassim area, but gave no further details. Government officials were not available to confirm the report. Saudi Arabia has been battling militants loyal to Osama Bin Laden's Al Qaeda network, who have staged several attacks against foreign residents, government sites and energy industry installations in the past two years.