Former President Joe Biden’s return to the spotlight has some Democratic party insiders — including top aides — fuming that his presence is only dredging up old wounds, according to a report. After keeping a low profile, Biden reemerged Tuesday with an anti-Trump speech in Chicago, followed by private remarks at Harvard University’s Kennedy School. But the reaction from within the Democratic party was less of a celebration and more of a panic-inducing event, with party operatives, strategists, and Biden loyalists saying his presence came at the worst time, The Hill reported. “I love both Bidens dearly, but staff loyalty...