The 2024 Republican presidential primary field may be dwindling even further, with one of the remaining few candidates possibly planning to exit the race in the coming weeks. On Tuesday, NBC News reported entrepreneur Vivek Ramaswamy has cancelled all remaining television ad spending campaigns in Iowa and New Hampshire, and has so far not bought any new TV spots as the Iowa Republican Caucuses approach on January 15. His campaign insists that the cancellation of TV ads is simply the campaign adapting to a strategy of a “hypertargeted” approach to advertising. “We are focused on bringing out th…