Stocks are looking unstoppable

The US stock market simply will not be defeated.
Just two sessions after the S&P 500 tumbled 1.5%, its biggest decline since May, the benchmark ended Monday back within half a percent of its level before the North Korea-fueled sell-off.
The S&P 500 edged an additional 0.1% higher on Tuesday.
But why? Nothing particularly bullish is happening in the earnings world, and no overtly bullish economic data has been released.
One explanation is that traders have simply pushed aside their