Originally published by the Voice of America (www.voanews.com). Voice of America is funded by the US Federal Government and content it exclusively produces is in the public domain. Security Tightened Around Egyptian Tourist Sites ------------------------------------------------ http://enews.voanews.com/t?ctl=CBD624:2AB91D3 No claim of responsibility yet for explosion in Khan al-Khalili bazaar, in Cairo's Old City Egyptian policemen surround blood stains and debris at the site where an explosion set off by a man on a motorcycle hit an outdoor bazaar popular with tourists in Cairo's Old City on Thursday April 7, 2005Security was tighter and tourists scarce Friday around Egypt's main tourist sites, following a blast in a Cairo bazaar Thursday that killed at least two foreigners and wounded 18 other people. There has been no claim of responsibility for the explosion in the Khan al-Khalili bazaar, in Cairo's Old City. Egyptian officials have tried to calm tourists' fears of further attacks, saying the incident was likely the work of an individual using a homemade explosive device. A French woman was killed in the attack, and an American died Friday from injuries. A third body has not yet been identified, but officials speculate it may be the bomber's. The U.S. Embassy has warned Americans to stay away from the bazaar and to exercise caution. Some information for this report provided by Reuters, AP, AFP. .