A CNN panel on Monday night weighed in on former Donald Trump’s comment over the weekend — in which he called Vice President Kamala Harris a “mentally disabled person” — with bipartisan agreement that Trump’s strategy appears to be geared now toward serving up red meat to gin-up his base rather than chase undecided voters. Anchor Anderson Cooper asked his panel — made up of Democratic strategist David Axelrod, former Harris campaign Communications Director Ashley Etienne and former Trump campaign official Matt Mowers. Axelrod told Cooper Trump appears to be in “final stretch mode.” Want more b…