Former Vice President Joe Biden’s campaign is planning a rollout for Michelle Obama’s endorsement, although there are questions around just how public a role the enormously popular former first lady will play in his campaign. Sources tell The Hill that the Biden campaign’s early plans include a focus on remote fundraising and voter registration efforts. The trick for Michelle Obama and the Biden campaign is finding the right balance for the pop culture icon, who could be a massive asset for the campaign but has never shown much enthusiasm for campaign politics. A source close to Michelle Obama said the...