Trump took credit for stock-market records once again — so we graded his claims

All you need is a working Twitter account to know that President Donald Trump tries to take credit every time the stock market hits a record high. It's a routine that has played out in 2017 as the S&P 500 has stretched well into the ninth year of a bull market that has brought it back to unprecedented highs. And Trump was back at it again Wednesday morning, with a series of tweets playing up his role in the stock market's latest ascent to record levels: Stock Market has...