Mid-Morning Market Update: Markets Fall, Yahoo To Acquire Tumblr

Following the market opening Monday, the Dow traded down 0.16 percent to 15,329.97, while the NASDAQ fell 0.05 percent to 3,497.34. The S&P was also down, dropping 0.15 percent to 1,664.99. Top Headline Yahoo! (NASDAQ: YHOO ) announced its plans to acquire blogging network Tumblr for around $1.1 billion. Yahoo shares