“The first wave of presidential ballots is in the mail, and Republican and Democratic officials alike have a plea for voters: Don’t wait for Election Day,” the Wall Street Journal reports. “Campaigns are hoping to lock in commitments from their most-likely voters early to focus resources on the less enthusiastic. They are urging Americans to avoid the risk that they will be blocked by Election Day crises: bad weather, viruses, power outages, computer crashes or flat tires.”