Washington, DC [US], February 12 (ANI): President Joe Biden hit back at predecessor and Republican presidential hopeful, Donald Trump, over his mockery of fellow party candidate Nikki Haley’s husband, saying that the latter thinks that the country’s troops are ‘suckers’, adding that “this guy wouldn’t know service to his country if it slapped him in the face.” Taking to his official X handle, President Biden posted, “The answer is that Major Haley is abroad, serving his country right now. We know he thinks our troops are “suckers,” but this guy wouldn’t know service to his country if it slappe…