Algorithmic trading is taking over Wall Street. Investments held by what are known as quant hedge funds have more than doubled in three years from $408 billion dollars in 2013 to $918 billion dollars by the end of 2016, says the Wall Street Journal, and will surpass the one trillion mark soon. Find out why Wall Street firms are hiring physics PhDs rather than Wharton or Harvard MBAs. And, it's a Tatro Tuesday! A big show lined up today along with breaking news stories!