Homeland security officials told CNN on Friday that they are weighing the credibility of information regarding threats to target the United States, particularly New York City, Washington, D.C., and Los Angeles, California. Department of Homeland Security officials stressed they had no specific threat information beyond a mention of New Year’s Eve as a possible date. No targets have been mentioned, they said, but suicide bombing has come up as a possible tactic. “We have remained concerned about the volume of the reporting of threats,” White House spokesman Scott McClellan said. “And that is why the Department of Homeland Security has sent out several bulletins over the past few weeks to homeland security officials and law enforcement personnel urging all to continue to be on a heightened state of alert, especially as we enter the busy holiday season.” Other officials cited concerns that al Qaeda may be in the final stages of planning an attack in Saudi Arabia and continued concerns over two terrorist cells involved in recent bombings in Turkey, one of which is believed linked to al Qaeda. Full Story