MANCHESTER, N.H. — Donald Trump is 77 years old. After he repeatedly mixed her up with Nancy Pelosi during his speech last night, Nikki Haley wants voters to know that. “We can’t.”On Fox News, she continued that focus: “These are people making decisions on the future of our economy. “He got confused and said he was running against Obama — he never ran against Obama!” she said. I wasn’t in office then.”She’s not alone either: DeSantis has argued for months that Trump has lost a step.