Former President Donald Trump is not only having to spend significant sums of money to defend himself in court, but he’s also losing valuable time that could be spent on the campaign stump. That’s according to several political experts, who recently told Newsweek that the presumptive Republican presidential nominee being prevented from engaging with voters in swing states could hurt him in the long run. “A general can’t lead from the rear-and neither can presidential candidates,” Boston University associate professor of politics Thomas Whalen said. “By spending the bulk of his time in a courtr…