Education secretary, teachers union chief air differences

Despite their best efforts, tension was on display between Education Secretary Betsy DeVos and the head of a national teachers union during their tour of public schools in the northwest Ohio town of Van Wert.DeVos and the president of the American Federation of Teachers, Randi Weingarten, had sought to put aside partisan views of education issues. But they emerged anyway during a news conference Thursday.DeVos promoted school choice and said families need to have options other than traditional p