Robin Abcarian: In the Trump era, sore losers are becoming the standard, while Bush-style grace is ever more rare

Not every candidate who lost an election last month pitched a hissy fit, screamed fraud or refused to concede.

But enough of them did for us to conclude that President Trump's pettiness and poor sportsmanship has become as much a current-day campaign tactic as a character flaw.

In California, Republicans accused Democrats of stealing seats "after the fact" when thousands of ballots had not even been counted yet.

Or of engaging in "foul play" when their election night margins began to shrink or disappear as thousands of mail-in ballots were counted.

The other day, outgoing Republican House Speaker Paul Ryan, once hailed as an intellectual giant of his party, professed not to understand the most