More dispiriting news, this time about the White House overturning the EPA’s proposed new rules on smog. That comes a few hours after the jobs report from Friday morning, one of the bleakest yet. And it comes a few days in advance of what everyone expects will be a small-thinking, modest, blah jobs speech by the president. It’s not only getting to the point where it’s getting hard to see him winning reelection. It’s getting to the point where it’s hard to imagine people taking him seriously for the remaining 14 months of his current term. The smog decision is...