U.S. officials say that since September 11, a number of plots to attack U.S. targets overseas have been foiled, including plots against the U.S. Embassy in Paris, a U.S. facility in Turkey and the U.S. Embassy in Rome.

CNN: U.S. officials still on 'high alert' for additional attacks

Turkish Airlines is stopping flights to Syria after Turkey's closure of its embassy in Damascus.

BBC: Syrian government accepts Annan peace plan

After Ocalan's arrest February 15, 1999 outside the Greek Embassy in Kenya, Turkey reveled in its unexpected victory.

CNN: Ocalan case: Triumph or test of Turkish policy on Kurds?

Geoff Collier, spokesman for the British Embassy in Ankara, Turkey said officials have contacted other members of Mr Ross's ski party.

BBC: NEWS | UK | Wales | Hiker survives fatal avalanche

Americans in Turkey were warned to avoid visiting the embassy or U.S. consulates in Istanbul and Adana until further notice and were told to register on the State Department's website.

NPR: Suicide Bomber Kills Guard At US Embassy In Turkey

Also on Monday, Turkey announced it had suspended operations at its embassy in Damascus.

CNN: Annan says Syrian crisis can't 'drag on indefinitely'

Turkey's ambassador and all members of the embassy -- diplomats and administrators -- are expelled, the Syrian Foreign Ministry said.

CNN: Syria says it will allow U.N. to deliver humanitarian aid

The violence reverberated well beyond Turkey's borders, especially in the nation whose embassy was targeted.

CNN: February 2, 2013 -- Updated 2212 GMT (0612 HKT)

Turkey became the most recent of many countries to shut its embassy in Damascus, the Syrian capital.

ECONOMIST: Syria and the UN

Ricciardone declared that the U.S. and Turkey "will continue to fight terrorism together, " and described the U.S. Embassy compound as secure.

NPR: Suicide Bomber Kills Guard At US Embassy In Turkey