The race to reach undecided voters in battleground states is on in the final weeks of the 2024 election, yet Vice President Kamala Harris is far more active on the campaign trail than former President Donald Trump. Harris took a jab at Trump’s stamina before taking the stage for a campaign event in Grand Rapids, Michigan on Friday. Ian Sams, a campaign spokesperson for Harris, tweeted a video of her making a brief statement before her stump speech, in which she remarked on Trump backing out of multiple interviews, rallies and other campaign appearances in recent weeks due to reported “exhausti…