请看CNBC刚出的新闻。在下跌没理由情况时，媒体采用模糊策略。这一方面说明股市涨熟了，另一方面说明任何一个理由（即使以前用过，没起作用的）都可以引发回调。这段文字把张力留给周三：奥巴马可能发布对ISIS打击的路线图，看意思他们想把这个消息往坏里解读。昨晚日本和中国经济数据不好，期指没反应，现在被拿来说事。唉。。。
US stocks slide on global concerns
U.S. stocks declined on Monday, as concerns about economic growth around the world and geopolitical uncertainty had investors retreating after a fifth week of gains lifted the S&P 500 to a record, with the Dow Jones Industrial Average not far behind.
"Worries about growth globally and of course geopolitical tensions, with the president's speech on Wednesday, that has investors on edge," said Alan Skrainka, chief investment officer at Cornerstone Wealth Management.
President Barack Obama is scheduled to address the nation a day after meeting with congressional leaders on Tuesday to lay out his plan to combat Sunni extremists of Islamic State.
