Iraqi officials are searching for three American contractors who were allegedly kidnapped in Baghdad.
The government of Saudi Arabia says it has arrested more than 400 people in a sting operation that prevented attacks on a number of targets throughout the Gulf kingdom.
Saudi authorities have arrested three brothers they say played a crucial role in the recent Kuwaiti mosque bombing that was intended to create animosity between the small petro-state's Shia and Sunni citizens.
In a show of unity and rejection of terrorism after the worst terrorist attack in decades, Shiites and Sunnis in Kuwait came together in the country's grand mosque for Friday prayers.
The government of Kuwait has identified the suspect in the country's worst terrorist attack as a citizen of Saudi Arabia.
A Shiite militia has massacred at least 50 Sunnis as they gathered to pray in a village mosque in the Iraqi province of Diyala.
