U.S. Embassy in Riyadh of Saudi Arabia has urged Western nationals alert after receiving information that a local terrorist groups may be plotting to kidnap Westerners are present in the capital Riyadh .
"U.S. citizens should apply the security measures often change the way down every day and appear in public places", in a message posted on its Web site yesterday, the U.S. Embassy recommends .
However, the message is not only named names mentioned terrorist groups as well as details of the plot possible.
Saudi Arabia has launched a strong campaign against the militants of Islam since the al-Qaeda affiliates in the country to campaign on terrorism in 2003, carried out the suicide bombings, shooting dozens Saudi Arabia and the foreigners.
At least 11 Americans were among those killed.
Security forces were crushed by Saudi militants in parts in 2006, arresting and killing most notorious terrorist leader.
But the government fears al-Qaeda could use bases in neighboring Yemen to work again in Saudi Arabia.
Saudi Arabia is also concerned about Iran could provoke disagreements among Shia minorities to destabilize the kingdom, where the most sacred places of Islam.
( According to Fox News, Reuters )