Puck News senior political corespondent Tara Palmeri detailed vice presidential candidate Sen. JD Vance’s (R-OH) “tough spot” as he battles Gov. Tim Walz (D-MN) on the debate stage Tuesday night. According to Palmeri, Donald Trump wants Vance to “defend him at every turn … but getting into a tit-for-tat with Walz doesn’t help them with their goal of defining [Vice President] Kamala [Harris] to the remaining undecided voters. “That’s why Trump will be Truthing throughout the night,” Palmeri posted on X Tuesday, referring to the former president’s social media platform “Truth Social.” “Trump ess…